5. give - gave
6. goes - went
7. Did you win - have never won
8. Did you play - Have you ever played
VI.
1. has won
2. has finished
3. has lost
4. have bought
5. has passed
6. spent or has spent
7. has sent
8. has started
VII.
1. Have you ever been
2. Did you go
3. went
4. got up
5. have never got
6. got
7. Have you ever seen
WRITING:
1. I have bought a laptop but I don't use it. (có thể mua cho người khác)
2. I wrote a blog but I haven't uploaded any photos to it.
3. We started the game half an hour ago but we haven't finished it.
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Chúc bạn học tốt !!