He doesn’t know the city very well, because this is the first time he _______ here.

After school we went to the reading-room to do some reading, only to be told that it       .

–Has your father returned from Africa yet? –Yes, but he _____here for only three days before his company sent him to Australia.

---When are you going to travel to Beijing? ---The train ______ at six tomorrow morning, and I _______ for the station at four o’clock.

— Are you a member of the club?—       . It’s years since I       .