Tom and I went boating yesterday. _______ had a good time.

Would you like _________ the Great Wall with us? —Yes, of course.

Could you tell me yesterday?—Because my bike was broken on my way here.

You look so happy!— That’s because an old friend of is coming.

It’s quite a time _____ Liu Xiang was injured in the foot, but we are sure it won’t be long _____ he returns to the track.