Ghi đáp án thích hợp để hoàn thành câu sau :
1. Frank__did___ his homework and then listened to music.
2. The children have put away their toys, but they___haven't made___their bed yet.
3. Jim __has learnt___ a lot since he __started___ the language course.
4. I have __alraedy_____ submitted my report.
5. Peter__has___ already finished his lunch.
6. The hockey player hit his head last Friday, and he _have been___ in the hospital since then.
7. Ryan ___bought_____ a new MP3 player yesterday, but I __haven't seen____ it yet.
8. I've been in France ___for____ ten months, but I ___haven't visited __the Eiffel Tower yet.
9. I've broken__my watch, so I don't know what time it is.
10. How long__have you been____in this school?