Đáp án:
chữ số tận cùng là 5
Giải thích các bước giải:
Làm giúp mk câu b và c của bài 20 nha Mk cần gấp Please !!!
EXERCISE IV : Rewrite the following sentences. 1/ People don’t learn a foreign language in a short time. - ______________________________________________________ 2/ Did anyone ask any questions about me ? - ______________________________________________________ 3/ Henry wrote that book years ago, didn’t he ? - ______________________________________________________ 4/ I wasn’t introduced to any of the guests. - ______________________________________________________ 5/ What sort of research are they doing in the laborotary ? - ______________________________________________________ 6/ You should place matches out of reach of children. - ______________________________________________________ 7/ People say that inflation is getting out of control. - ______________________________________________________ 8/ We’ll have finished all the work by the weekend. - ______________________________________________________ 9/ I heard her singing very beautifully. - ______________________________________________________ 10/ Scientists started discovering the universe thousands of years ago. - ______________________________________________________ 11/ Nothing can be gained without effort. - ______________________________________________________ 12/ The robbers forced the bank manager to hand over the money. - ______________________________________________________ 13/ They let us go. - ______________________________________________________ 14/ The police stopped Tom on the highway and made him show his I.D card. - ______________________________________________________ 15/ Write your address on the back of the cheque. - ______________________________________________________ 16/ Where did your child find the keys ? - ______________________________________________________ 17/ Some people think he is a dangerous criminal. - ______________________________________________________ 18/ They will have to sign these documents. - ______________________________________________________ 19/ The workers are going to pull down that old building. - ______________________________________________________ 20/ No one told me the truth. - ______________________________________________________ EXERCISE V : 1. Yes - No questions : a. Do they teach English here ? - ___________________________________________________ b. Will you invite her to your wedding party ? - ___________________________________________________ c. Did the teacher give some exercises ? - ___________________________________________________ d. Is she going to write poem ? - ___________________________________________________ e. Have they changed the window of the laboratory ? - ___________________________________________________ f. Is she making big cakes for the party ? - ___________________________________________________ g. Has Tom finished the work ? - ___________________________________________________ h. Are the police making inquires about the thief. - ___________________________________________________ i. Must we finish the test before ten ? - ___________________________________________________ j. Will buses bring the children home ? - ___________________________________________________ 2. Wh - questions : a. Why didn’t they help him ? - ___________________________________________________ b. How many games has the team played ? - ___________________________________________________ c. Where do people speak English ? - ___________________________________________________ d. Who are they keeping in the kitchen ? - ___________________________________________________ e. How can they open this safe ? - ___________________________________________________ f. What books are people reading this year ? - ___________________________________________________ g. How did the police find the lost man ? - ___________________________________________________ h. Who looked after the children for you ? - ___________________________________________________ i. How long have they waited for the doctor ? - ___________________________________________________ j. What time can the boys hand in their papers ? - ___________________________________________________ 3. Sentences with two Objects : a. The teacher gave each of us two exercise books. - ___________________________________________________ b. Someone will tell him that news. - ___________________________________________________ c. They had sent enough money to these poor boys. - ___________________________________________________ d. They have given the women in most countries in the world the right to vote. - ___________________________________________________ e. They paid me a lot of money to do the job. - ___________________________________________________
Tìm 1 từ đồng nghĩa với " dềnh dàng "
Cho tam giác ABC. Từ D trên BC, kẻ các đường thẳng DE//AB DF//AC. CM: AF/AB + AE/AC = 1 Sẽ vote 5* ạ
EXERCISE II : Turn into the passive voice. 1/ He is running his own restaurant. - ______________________________________________________ 2/ The secretary opens the mails every morning. - ______________________________________________________ 3/ The teacher doesn’t allow me to take the seat by the window. - ______________________________________________________ 4/ Tom’s absence worried his mother. - ______________________________________________________ 5/ They are building a new school in this town. - ______________________________________________________ 6/ You should finish the report right now. - ______________________________________________________ 7/ We shall discuss the matter in the afternoon. - ______________________________________________________ 8/ Are you going to post this letter ? - ______________________________________________________ 9/ He has to pay the bills before the fifth of the month. - ______________________________________________________ 10/ No one has opened that box for the past hundred years. - ______________________________________________________ 11/ The boy screamed while the dentist was pulling out one of his teeth. - ______________________________________________________ 12/ The enemy used to attack the bay. - ______________________________________________________ 13/ The fire has destroyed many houses. - ______________________________________________________ 14/ The children are carrying the chairs into the house. - ______________________________________________________ 15/ They awarded him the Nobel Prize for medicine in 1946. - ______________________________________________________ 16/ We saw him leave the office at 6 o’clock this morning. - ______________________________________________________ 17/ My parents didn’t let me go to school this morning because I was ill. - ______________________________________________________ 18/ You ought to water these plants once a week. - ______________________________________________________ 19/ People saw her driving a car near the bridge. - ______________________________________________________ 20/ They said that he was the richest man in the town. - ______________________________________________________ 21/ Scientists began to carry out researches on AIDS in 1981. - ______________________________________________________ 22/ The boy knew that they were praising him. - ______________________________________________________ 23/ Everybody believed that he had died of lung cancer. - ______________________________________________________ 24/ They hadn’t built the bridge when we first came here. - ______________________________________________________ 25/ I can assure you that I will arrange everything in time. - ______________________________________________________ EXERCISE III : Change to the active voice. 1/ Progress in science is being made day after day. - ______________________________________________________ 2/ The palace was designed by a French architect. - ______________________________________________________ 3/ The road in front of my house has been paved. - ______________________________________________________ 4/ You can see that the dishes haven’t been washed. - ______________________________________________________ 5/ Our salaries will not be increased this year. - ______________________________________________________ 6/ Wasn’t that theatre built two years ago ? - ______________________________________________________ 7/ The problem may be discussed again. - ______________________________________________________ 8/ My brother has been offered a well-paid job. - ______________________________________________________ 9/ It is reported that the war started again in South America. - ______________________________________________________ 10/ I was told that I was going to be appointed manager of this company. - ______________________________________________________ - ______________________________________________________
Một vật được ném thẳng đứng lên trên ở vị trí cách đất 3m với vận tốc v 0 . Đến vị trí A vật dừng lại để chuyển động đi xuống, cho A cách đất 48m. Chọn mốc thế năng tại đất, lấy g = 10m/s2 a) Tìm vận tốc v 0 b) Khi qua vị trí B vật có thế năng bằng một nữa động năng. Tính vận tốc của vật ở vị trí này.
Hii! Cho mình hỏi câu Vật Lý này nha : Câu 1: Một người đi xe đạp đi đều từ chân dốc lên đỉnh dốc cao 5m.Dốc dài 40m,biết lực ma sát cản trở xe chuyển động trên mặt đường là 20N và cả người cùng xe có khối lượng 60N.Công tổng cộng do người đó sinh ra là bao nhiêu? Câu 2: Người ta kéo vật có khối lượng m= 45kg lên mặt phẳng nghiêng dài 16m, cao 1,5m .Lực cản do ma sát là Fc = 24N . Coi vật chuyển động đều. Công của người kéo nhận giá trị bao nhiêu?
một người đi xe đạp từ hà nội đến phủ lý với vận tốc 12km/h. Lúc đi từ phủ lý về hà nội người đó đi đường khác ngắn hơn đường trước 22km với vận tốc 10km/h.thời gian về ít hơn thời gian đi 1 giờ 20 phút .Tính quãng đường từ hà nooijj đến phủ lý
Giải Cho mình Bài 3 và Bài 4 Mình sẽ vote cho 5 sao
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