Bài 1: Có tất cả bao nhiêu giá trị của m nguyên để hàm số: y = x8 + (m - 2)x5 - (m2 - 4)x4 + 1 đạt cực tiểu tại x = 0?

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. Question 1: Five thousand dollars______________big sum of money. It's worth trying. A. are a B. are C. is a D. would be Question 2: Someone_____________upstairs when I entered the house. A. are talking B. is talking C. were talking D. was talking *Cần sự tương thích giữa vế 1 và 2 của câu Question 3: Not only Linda but also John___________down the names for the course in French. A. has put B. have put C. are put D. are putting Question 4: Half of the letters she sent him___________in purple ink. A. wrote B. has written C. was written D. were written Question 5: Psychologists have found that the number of social contacts we have ___________ only reason for loneliness. A. are not the B. is not the C. are not an D. is not an Question 6: None of the students_____________ to go outside the Main Hall while the ceremony was taking place. A. was allowed B. is allowed C. are allowed D. were allowed Question 7: Can I borrow your scissors? Mine ___________broken. A. is B. has been C. are D. was Question 8: The facilities at the new research library, including an excellent microfilm file, _____wonderful. A. are B. is C. has been D. was Question 9: Every man and woman in our country____________the same equality. A. have B. had C. have had D. has Question 10: In the hotel, the bread and butter_____________for breakfast. A. is served B. are served C. serves D. serve Question 11: The herd of cows_________towards the river! What is happening? A. are running B. is running C. has been running D. have been running Question 12: Everyone who____________ a ticket should be in this line. A. hasn't purchased B. doesn't purchase C. don't purchase D. haven't purchased Question 13: 75 percent of the students in this school_________ very stupid. Fortunately, I belong to the remaining 40 percent. A. were B. have been C. are D. is Question 14: Billiards _____________considered to be an artistic sport. A. has B. are C. have D. is Question 15: Here ____________the clown that you ____________best. A. comes/ likes B. come/ like C. comes/ like D. come/likes Question 16: Cattle _____________raised mostly in the south of the United States. A. has B. are C. have D. is   Question 17: Measles___________ proven to be caused by a kind of virus. A. are B. is C. has D. have Question 18: The United Nations___________ its headquarters in New York city. A. to have B. having C. have D. has Question 19: What he told you____________ to be of no importance? A. have seemed B. seems C. must seem D. seem Question 20: Mr. John, accompanied by several members of the committee,_________proposed some changes of the rules. A. has B. is C. are D. have Question 21: Tom doesn't agree but the rest of us _________. A. does B. done C. do D. doing Question 22: A lunch of soup and sandwiches____________ not appeal to all of the students. A. does B. are C. is D. do Question 23: The young in this country__________ to take part in more extra-curricular activities. A. is being encouraged B. is encouraging C. are encouraging D. are being encouraged Question 24: John or you ____________to be responsible for the unfinished work. A. are B. is C. have D. has Question 25: Three kilos of potatoes____________the basket heavier. A. makes B. do C. does D. make Question 26: Pliers_____________________ for holding things firmly or cutting wire. A. are B. am C. be D. is Question 27: My sister, together with her two children,____________to Hawaii at the moment A. flies B. fly C. are flying D. is flying Question 28: The police____________come to the site of the accident. A. have B. have been C. has been D. has Question 29: Jim as well as I __________ always busy doing English homework. A. are B. is C. am D. be Question 30: Both of the girls__________pretty, but neither of them__________ intelligent. A. are/ is B. is/ is C. are/ are D. is/ are

help vs dark dark burh burh :c ko can ve hinh nh

giúp mình vs I.Put the words in brackets into the right forms to complete the sentence. 1.I am going to visit Da Nang so can you tell me what the greatest ……………. in Da Nang are? (ATTRACT) 2.Don’t worry about your travelling because the public transport here is convenient and……………….. (RELY) 3.Sydney is a metropolitan and city so you have a great variety of things and foods from different countries. (MULTICULTURE) 4.My aunt lives in one of the most ……………...parts in Paris. She is a well-known fashion designer there. (FASHION) 5.The outdoor food markets in Singapore are fun and …………so when you go there you should try some food there. (AFFORD) II.Make up sentences using the words and phrases given. 1.thanks/ so/ much/ showing/ me/ around/ city/ today/ ./ 1. …………………………………………………………………………………… 2.public/ transport/ in/ Da Nang city/ more/ convenient/ reliable/ than/ any/ other/ cities/ Viet Nam/ ./ 2. …………………………………………………………………………………… 3.Sydney/ five/ big/ universities/ and/ some/ smaller/ ones/ ./ 3. …………………………………………………………………………………… 4.The Quoc Tu Giam/ considered/ first/ oldest/ university/ of/ Viet Nam/. It/ established/ 1076/ ./ 4. …………………………………………………………………………………… 5.Bat Trang/ lying/ on/ Red River/ bank/ about/ 13km/ southeast/ Ha Noi/ is/ well-known/ craft/ village/ ./ 5. ……………………………………………………………………………………

Cho a,b là 2 số chính phương lẻ liên tiếp. Tìm dư khi chia(ab-a-b) cho 192.

Bài 4 ( 4 điểm ) Cho biểu thức (Với x > 0; x ≠ 1; x ≠ 4) a/ Rút gọn P. b/ Với giá trị nào của x thì P có giá trị bằng 1/4 c/ Tính giá trị của P tại x = 4 + 2√3 d/ Tìm số nguyên x để biểu thức P có giá trị là số nguyên ?

III. Sentence transformation. 1. This question is difficult to understand. → It’s………………………………………………………………………………………………………………………………………….. 2. Many students in the world speak English. → English……………………………….…………………………………………………………………………………………………… 3. I will repair your house tomorrow. → Your house…………………………………………………………………………………………………………………………….… 4. Can you take me a photograph? → Would you mind………………………………………………………………………………………………………………….…… 5. Could I borrow your newspaper? → Do you mind if I ………………………………………………………………………………………………………………………. 6. Those questions can be answered by Nam. → Nam……………………………………...........................................................................................................................................

Viết một bài báo giải cứu trên biển.nhớ là kèm theo tiêu đề:New York Metro.Viết bằng TIẾNG ANH NHANH NHA MÌNH CẦN GẤP LẮM LUÔN AAAAA!!!!!!!!

đối với em quê hương là gì ( ko cần viết đoạn văn )

giúp ạ e cho 5 sao e đag cần gấp