May I use your computer this afternoon—____.

Will you please fly a kite with me in thepark this afternoon—_______. I will visit my grandparents inmy hometown.

Have you ever been to Beijing—-Yes. Last month I________ there.

So you missed the important meeting yesterday–_________. I got there five minutes before it was finished.

When did you meet him?-It was on the day ____his house was broken into.[ ]