Jim, who taught ________Chinese before you came to school—Nobody. I learned it by _______.

You can certainly leave the classroom as soon as your homework__________.

uch an embarrassing situation, he didn’t know what to do.

Do you know how long ________ —-I’m sorry I don’t know.

Do you have the news about Anna—I was told she had gone abroad on June 15th, but I don’t know whether she is there now.