It's fun ______ (go) on a school trip.

He wants ______ to school in Canada. （　）

A．to go

B．go

C．going

用所给词的正确形式填空。
1 .Anna ________ (1ike) drinking milk.
2. ---How does Mike _______ (come) to schoo1?
---Mike _______ (come) to school by taxi.
3. Lily likes______ (sing) there every morning.
4. Mr. Black ________ (come) from England.
5. Can you ________ (sing) a song for me?
6. Please tell me which one _______ (choose).

介词填空题。
1. This is a lab ______ chemistry.
2. Who’s the man ______ the picture?
3. I want ______ be a doctor.
4. We saw a picture ______ Edison.
5. ____ the lab we saw many bottles.

介词填空题。
1. You’re good _____ math.
2. She often works _____ holidays.
3. He takes people ______ different places.
4. They make cars _____ us.
5. Lily want _____ be a scientist.