根据情景选句子（可以多选）。
1.你想看电视，你说：[ ]
A. Can I watch TV now?
B. Shall we watch TV?
C. You can watch TV.
2.晚上十点半了，爸爸可能会对你说：[ ]
A. Let's have lunch.
B. Time to go to bed.
C. It's time to watch TV.
3.你告诉别人现在是十点十分，你应该说： [ ]
A. It's ten ten.
B. It's ten o'clock.
C. It's ten ten o'clock.
4.下午最后一节课之后，老师可能会对你们说：[ ]
A. You may have lunch now.
B. Shall I go home?
C. It's time to go home.
5.当你想向别人问时间时，你说： [ ]
A. Excuse me. What's the time?
B. What's the time, please?
C. What time is it?
[ ]