viết một bài văn về đại dịch Covid - 19 Chép mạng ko chấp nhận

The new trains have more powerful engines and therefore faster Viết lại câu và làm gọn ý

Khi đi xe đạp trời nắng không nên bơm căng bánh xe vì: A. Bánh xe dễ bị nổ. B. Bánh xe bị xuống hơi. C. Không có hiện tượng gì xảy ra đối với bánh xe. D. Cả ba kết luận trên đều sai.

20. Tìm x, yZ biết : a) xy – 3x = -19 ; b) 3x + 4y – xy = 16.

Từ bài thơ ánh trăng em có suy nghĩ gì về đạo lý uống nước nhớ nguồn. hãy viết đoạn văn 200 chữ Lưu ý là ĐOẠN VĂN nhé

Mong mọi người giúp mình" tập nghiệm của phương trình (x-6Xx+1)=2(x+1) là:"

1. Làm thế nào vi sinh vật có thể “ăn” được thức ăn có kích thước lớn hơn nó? 2. Trình bày một số ví dụ về ứng dụng vi sinh vật trong sản xuất prôtêin.

mn giúp mik vs........................................................................................................................................................................................

1. We decided not to go out for meal _________ we were too tired. A. but             B. because          C. so          D. and 2. Who is going to __________ your children when you're at work? A. look for            B. look up           C. look after        D. look out 3. I like bananas, __________my brother doesn't. A. because            B. but                 C. and          D. even though 4. He is tired ________ he stayed up late watching TV. A. so                 B. because           C. but          D. and 5. Her parents saw her _________ at the railway station. A. in                 B. for                   C. up             D. off 6. Can you turn................ the light? It's too dark. A. on                    B. off                C. in           D. for 7. What are you looking..................... ? -My picture book. I've lost it. A. for                   B. off                   C. in          D. on 8. She forgot ______ off the gas before going out. A. turning          B. turn           C. to turn         D. turned 9. I suggest ______ money for the poor people in our neighborhood. A. saving           B. to save          C. save            D. saved 10. In order to save electricity, an ordinary 100-watt light bulb can be replaced by ______. A. a 1000-watt light          B. a lamp      C. an electric bulb       D. an energy-saving bulb

V. Complete the sentences with the correct words in the box. goggles; racket; skateboard; skis; ring; paddle; runningshoes; gloves 1. All we need to run is good _______________. 2. They fight in a square area with ropes around it, called a boxing _______________. 3. _______________ are special glasses that fit closely to the face to protect the eyes from wind, dust, water, etc. 4. In boxing, the fighters wear large leather boxing _______________ on their hands. 5. Shall we play table tennis? - Great! Can you lend me a _______________? 6. He threw his tennis _______________ across the court in anger. 7. When we put _______________ on we can move over snow easily. 8. He sometimes rides his _______________ to school. VI. Complete the sentences with the correct tense of the verbs play, do or go. 1. Sarah ______________ gymnastics on Saturday evenings. 2. Mark ______________ badminton with his friends at the moment. 3. My friends and I ______________ climbing yesterday. 4. _________ you __________ table tennis last Sunday? 5. Jim ______________ basketball because he wasn’t tall enough. 6. We ______________ sports together when we were kids. 7. People often ______________ jogging in the park. 8. I ______________ judo now and I love it! VII. Fill in each blank with the simple pasttense of the verb from the box. play; go;do; buy; teach; lose; score; win; become; enjoy 1. My friends and I __________ swimming yesterday morning. 2. We really __________ the game last Sunday. 3. In 1958, at the age of 17, Pelé__________ his first World Cup. 4. The Canadian hockey team __________ six goals against Switzerland. 5. The home team __________ very well, but they lost the match. 6. My father __________ me how to ride a bike. 7. I __________ a new baseball cap last week. 8. At the age of 17, Messi __________ the youngest official player and goal scorer inthe Spanish La Liga. 9. She has a black belt in karate. She first __________ karate when she was seven. 10. Argentina __________ 1 - 0 to Germany in the final. VIII. Fill in the sentences with the correct form (past simple) of the verbs in brackets. 1. I ____________ (see) the film last night but I ____________ (not like) it. 2. ____________ (Marco/ win) the golf competition? 3. They ____________ (not play) very well yesterday. They ____________ (lose) the match. 4. How many goals _________________ (your team/ score) in the first half? 5. I ____________ (be) very tired, so I ____________ (go) to bed early last night. 6. ____________ (you/ go) swimming this morning? 7. The children ____________, (not be) hungry, so they ____________ (not eat) anything. 8. Susan and her friends ____________ (come) to Japan three months ago. 9. I ____________ (have) a wonderful holiday with my family last July. 10. Jane ________ (not be) at the party last Sunday, so she ________ (not know)what happened. .