When he moved to Germany in ______, he was already in _________.

Who’s the man __________ black?-Oh, he’s a famous pop singer.[ ]

What time do you expect me back, Mum?— Say, _____ half an hour. [ ]

You should read some good books and they can ___________ a new world to you.

You’d better wear a pair of comfortable trainers when ________a long walk.