同学邀请你去踢足球，你表示同意，你应该说 ____________。

Do you think he will have dinner with us tomorrow—I’m not sure. He come if he has time.

Excuse me, Mr. Green. How can I______my spoken English—You can join an English club.

ou are not allowed to shoot with the flash on, Sir.

uld do more such exercises in thefuture, I think, ___________ we did yesterday.