Đã làm được:
-I have collected stamps.
-We have visited my grandparents.
-They have eaten that cake.
Chưa làm được:
-She hasn't done homework.
-He hasn't found the key.
-It hasn't asked me
Đã làm
I have studied with my best friend
I have bought the Album of my idol
I have travelled to HN with my brother
Chưa làm
I haven't won the prize in the competition
I haven't made the cakes for my friend birthday
I haven't met my friend before he moved
3 việc đã làm được:-I have already had my exam results.
-They have watched the film Titanic already.
-I have finished my homeword already.
3 việc chưa làm được:
-I have never eaten Japanese food.
-I haven't done the washing-up yet.
-We haven't seen your brother yet.
3 câu đã làm được
- I have just had breakfast.
- She has gone to school already.
- We have lived here for 4 months..
3 câu chưa làm được
- I haven't done my homework.
- She hasn't gone to cinema with her friends.
- The boy has never done the housework before.