Listen ! some body (play)...the piano it's tenne she (play)...the piano every evening

đi đi con hảy can đảm lên thế giới này là của con bước qua cánh cổng trường là một thế giới kì diệu sẻ mở ra. a/ người mẹ muốn nhắn nhủ gì với con qua câu nói đó b/theo em, thế giới kì diệu mà nhà trường mở ra là gì

(-60( 1 2 - 1 3 + 1 11 )+124.(-37)+63.(-124)

đề bài Nêu ấn tượng của em về nhân vật thánh gióng 8 câu ạ anh chị nhớ ko được chép mạng

complete the sentences...present simple he____(come) to da nang do u study English???????No,i__(not do) she___(walk) to school i ___(d0) my homework mr.vo _____(teach) phycics the team___(play) football on sunday complete the...present continuos they___(d0) judo in the GYM my friends __ (ride)to school mr.lee ...... (have) lunch with his students ____he____(study) vocabulary??????????? i_____(walk) to class

Cho tổng số các hạt proton, notron, electron trong nguyên tử của một nguyên tố là 40. Số hạt notron nhiều hơn số hạt protron 1 đơn vị. Tìm p, e, n và số khối

Giúp em với ạ anh chị soạn giùm em nha em cảm ơn

I. Read the passage, and then decide whether the statements that follow are True (T) or False (F). In my opinion, using the computer as your hobby can be harmful to both your health and your social life. Firstly, sitting all day in front of the computer can cause health problems such as eye-tiredness and obestity. Secondly, you may get irritated easily. Besides, if you use the computer too much, you will not have time for your family and friends. In short, computers should only be used for a limited time. 1. Using the computer too much can make your eyes tired. 1. ______________ 2. Using the computer too much is not good for you. 2. _____________ 3. We still can spend a lot of time with our family and friends. 3. __________ 4. According to the writer, we can use the computer for a long time. 4. __________ 5. Computers should only be used for a limited time. 5. __________ II. Read the passage carefully. My Village I live in a village by Mekong River. Everyday, like most of my friends, I walk to school. It is three kilometers away. After class, I often help my mother to collect water from the river and feed the chickens. At the weekend, the villagers often gather at the community hall where there is a TV. The adults watch TV, but more often they talk about their farm work and exchange news. The children run around, palying games and shouting merrily. Laughter is heard everywhere. My father sometimes takes me to the market town nearby where he sells our hone products like vegetables, fruits, eggs... He then buys me an ice cream and lets me take a ride on the electric train in the town square. I love those trips. On starry nights, we children lie on the grass, looking at the sky and daring each other to find the Milky Way. We dream of faraway places. Answer the following questions. 1. Does the boy like riding on the electric train in the town square? ....................................................... 2. What do the children do on starry nights? ....................................................... 3. Do you like to live in the countryside or in the city? Why? ....................................................... III. Supply suitable words to complete the following passage. Our classes take place for three hours every morning ________(1) Monday to Friday. The maximum class size _______(2) twenty and the average is ten. We use modern methods of ____(3) and learning, and the school has a language laboratory, a video camera and recorder. You will only be successful _____(4) improving your English, however, if your work hard and ______(5) speaking English as much as you can. You will take a short _____(6) in English as soon as you arrive. In this way, we can put you in a ______(7) at the most suitable level. There are two classes_____(8) the elementary level; one is for complete beginners and the_____(9) is for students who know a_____(10) English. In both classes, you will practise simple conversations. IV. Use the words and phrases to write a passage. 1. In/ 1970s, skateboarding suddenly/ become very popular. 2. At first, skateboarders/ move slowly/ flat, smooth areas. 3. Then they/ begin/ ride quickly. This/ be called "freestyle" skateboarding. V. Fill in the blanks with suitable prepositions: "in, at, on, after, under, between, beside, out of, above, beneath". 1. There is a bus station................the end of this road. 2. Keep those medicines.........the children's reach. 3. I lost my keys somewhere............the car and the house. 4. Come...........and sit...........your sister. 5. D comes.............C in the alphabet. 6. The boat sank...........the waves. 7. Don't shelter.............the trees when it's raining. 8. Please put these books..........the bookshelf.........the desk.

$x:\frac{1}{2}+$ $x:\frac{1}{4}+$ $x:\frac{1}{8}+...+$ $x:\frac{1}{512}=511$

1 ô tô đi từ A đến B với vận tốc 60 km/h cùng lúc đó 1 xe máy đi từ A đến B với vận tốc 40 km/h sau 2h3' 2 xe gặp nhau .Tính quãng đường từ A đến B