4They (play)………………………voll4. They (stay).................................in Manchester with their friends. 5. They (build)……………………….a new supermarket in the center of the town. 6. Have you got an umbrella? It (start) ........................... to rain. 7. You (make)…………..................... a lot of noise. Can you be quieter? I am trying to concentrate. 8. Why are all those people here? What (happen).........................? 9. Please don’t make so much noise. I (try) ..................... to work. 10. Let’s go out now. It (not rain)................... any more. 11. You can turn off the radio. I (not listen) ............. to it. 12. Kate phoned me last night. She is on holiday in France. She (have) ...................... a great time and doesn’t want to come back. 13. I want to lose weight, so this week I (not eat) ................ lunch. 14. Andrew has just started evening classes. He (learn) ................. German. 15. Paul and Sally have an argument. They (speak) .................. to each other. Exercise 4: Khoanh tròn đáp án đúng cho mỗi câu sau. 1. Andrew has just started evening classes. He ................. German. A. are learning B. is learning C. am learning D. learning 2. The workers ................................a new house right now. A. are building B. am building C. is building D. build 3. Tom ............................. two poems at the moment? A. are writing B. are writeing C.is writeing D. is writing 4. The chief engineer .................................... all the workers of the plant now. A. is instructing B. are instructing C. instructs D. instruct 5. He .......................... his pictures at the moment. A. isn’t paint B. isn’t painting C. aren’t painting D. don’t painting 6. We ...............................the herbs in the garden at present. A. don’t plant B. doesn’t plant C. isn’t planting D. aren’t planting 7. They ........................ the artificial flowers of silk now? A. are.......... makeing B. are......... making C. is........... making D. is ........... making 8. Your father ...............................your motorbike at the moment. A. is repairing B. are repairing C. don’t repair D. doesn’t repair 9. Look! The man ......................... the children to the cinema. A. is takeing B. are taking C. is taking D. are takeing 10. Listen! The teacher.......................a new lesson to us. A. is explaining B. are explaining C. explain D. explains Ex 5: Present simple or continuous - Thì HTĐ hay HTTD ? 1. Where (be)………………..your father now? – He (read)…………………… a newspaper. 2. Where (you/go)……………………..now? – I (go)………………..to the market. 3. She is cooking and we (do)……………………the housework. 4. He isn’t in the room. He (play)……………………………in the garden. 5. Look! The birds (fly)……………………… 6. Listen ! Mai (sing)………………… 7. I (go)……………. ..........to school by bus everyday, but today I (go) ………………… to school by bike. 8. Mai (brush)…………………her teeth every morning. She (brush) ……………….. her teeth at the moment. eyball every afternoon. They (play) …………….........….volleyball now. 9. What (you/do)………………………? – I (be)……………….a student. 10. It’s 6.00pm. Mary is at home . She (have)………………..dinner. She always (have) …………............…….dinner with her family around 6.00. 11. Where is your father ? - He’s upstairs. He (watch)………..........…………..TV. He usually (watch)…………..................…… TV at night. 13. Mr. Hien (go)________________on business to Hanoi every month. 14. Ha (like)______________coffee very much, but I (not like)______________it. 15. She (like )________________Tea, but she (not like)____________________ coffee. 16. I (love)_______________ cats, but I (not love)__________________dogs. 17. Everyday ,he (go)______________to school on foot, but today he(go) ________________to school by bike. 18. you _________________(wait) for Nam? - No, I _______________________(wait) for Mr. Hai. 19. My sister (get)______________ dressed and (brush)_______________her teeth herself at 6.30 everyday. 20. Now I (do)_____________the cooking while Hoa (listen)_______________to music.

|x-3|¹⁶ +|x-4|¹⁷=1 Giải thích kĩ giúp em với ạ Bài này em mới học

Trên hình vẽ bên biết DA = DC, DB = DE, FB = FC. Tỉ số CG /DA bằng : giải thích vì sao chọn A.2/3 B. 1/3 C. 1/2 D. 2/5

\(\dfrac{7256.4375-725}{3650+4375.7255}\)

tính nhanh 

^{_{1. B}}

^{_{2. A}}

^{_{3. B}} 

^{_{4. A}}

^{_{5. B}}

^{_{6. A}}

^{_{Hai lần trung bình cộng số kẹo của 3 bạn là:}}

   ^{_{24+28=5224+28=52 (cái)}}

^{_{Trung bình cộng số kẹo của 3 bạn hay số kẹo của Cường là:}}

   ^{_{52:2=2652:2=26 (cái)}}

                  ^{_{Đáp số:26 cái}}