Đây chỉ là dự đoán của mik thôi chứ lâu r nên ko nhớ lắm!!!

1. I have bought a laptop but I didn't use it.

2. I have wrote a blog but I didn't upload any photos to it.

3. We have started to play the game for half an hour ago but we didn't finish it.

4. My dad has gone to London but he didn't see Big Ben.

5. I have read my English book but I didn't do my English hoemwork.

6. They had have lunch but they didn't have dinner.

7. I have download somesongs but I didn't listen to them.

1. I have bought a laptop but I haven't used it.

2. I have writen a log but I haven't uploaded any photos to it.

3. We have started the game half an hour ago but we haven't finished it.

4. My dad has been to London but he hasn't seen the Big Ben.

5. I have read my English book but I haven't done my English homework.

6. They have had lunch but they haven't had dinner.

7. I have downloaded some songs but I haven't listened to them.