Giúp mình với 1. It's tea time (stop) to stop (work) working now. 2. When we (come ) came to visit her yesterday, she (cook) was cooking in the kitchen. 3. He’d like (choose) to be chosen (take) to take part in this race. 4. While Linda and Margaret (prepare ) were preparing the food, we (lay) were laying the tables for the party. 5. When I (enter) entered the room, I felt that someone (break) had broken in while I was out. 6. It's boring (listen) to listen to music. I suggest (go) going to the cinema for a change. 7. My father (try) has tried to give up (smoke) smoking four times without success. 8. By the time she (get) will get her degree next month, she (life) has been lifing in Hanoi for over 4 years. 9. It’s time we (decide) decided where (hold) to hold the next meeting. 10.I (never forget ) have never forgotten what have you (just tell) just tell . 11.It's difficult (make) to make her (change) ………………………her mind. 12.They (live)……………………. happily for over 20 years now. Since their marriage they (never have) ………………………an argument. 13.I (talk) ……………………….to you about that matter as soon as the meeting (finish)………………………….., OK? 14.Did you remember (send)………………………………………. your uncle a card when you (be) ………………………on holiday? 15.My father would rather I (study) ……………………….medicine when I finish school, but I’d prefer (become) …………………………..a teacher. 16.Now I (feel) ……………………as if I (sit) ……………………………on fire. 17.If it (not rain) ………………………………so much, we (have)……………………………………… a better crop. 18.We (have) ………………………….our house (repaint) …………………………………next month. 19.When I (pass)………………………….. by her house, I saw her (water) ………………………..the flowers. 20.I (meet) met Tom last Sunday when I (look) was looking for some books in the city centre.