Viết các câu sau ở thể khẳng định (+), thể phủ định (-), thể nghi vấn (?) ở thì hiện tại hoàn thành.
1. (+) I have finished my homework.
(-) ________________________________________________________________.
(?) ________________________________________________________________?
2. (+) ________________________________________________________________.
(-) My uncle hasn’t been to Singapore before.
(?) ________________________________________________________________?
3. (+) ________________________________________________________________.
(-) ________________________________________________________________.
(?) Have they found their keys?
4. (+) Jim has just played video games with his brother.
(-) ________________________________________________________________.
(?) ________________________________________________________________?
5. (+) ________________________________________________________________.
(-) My grandmother hasn’t visited me since November.
(?) ________________________________________________________________?
6. (+) ________________________________________________________________.
(-) ________________________________________________________________.
(?) Has your sister studied Medicine for 2 years?
7. (+) It has been long since our last encounter.
(-) ________________________________________________________________.
(?) ________________________________________________________________?
8. (+) ________________________________________________________________.
(-) We haven’t graduated yet.
(?) ________________________________________________________________?
Dựa vào những từ cho sẵn, hãy viết thành những câu hoàn chỉnh.
1. I/ think/ I/ hear/ that song/ before/./
________________________________________________________________.
2. They/ not/ come/ yet/./
________________________________________________________________.
3. Jim/ already/ invite/Shirley/ his party/./
________________________________________________________________.
4. John and Julie/ have/ their house/ about two years/./
________________________________________________________________.
5. She/ not take/ her driving test/ yet/./
________________________________________________________________.
6. Mary/ be/a translator/ since/ she/ leave/ university/./
________________________________________________________________.
7. You/ ride/ your new car/ yet/?/
________________________________________________________________?
8. Paul/ ever/ meet/ a famous person/?/
________________________________________________________________?
9. Up to now/ Peter/ receive/ 5 awards/./
________________________________________________________________.
10. It/ be/ ages/ we/ last/ talk/./
________________________________________________________________.
1 mustn't
2 has to
3 have to
4 don't have to
5 has to
1. Hoàn thành các câu dưới đây với thể khẳng định hoặc phủ định của “must”, “have to”, “has to”.
1.1. Students………mustn't……...look at their notes while they are taking the exam.
1.2. My mother has a terrible headache so she………… has to…...stop working today.
1.3. There is an accident and the traffic is blocked. We………… have to…...to stay here for a while.
1.4. You………don't have to……...do that, Mary. I'll do it later.
1.5. He…………must…...wait in line like anyone else.