Paper-making began in China and from here it ________ to North Africa and Europe.
| A．spread | B．grow | C．carried | D．developed |
_______ he has made a decision, it is not easy for you to make him change his mind.
| A．Though | B．Unless | C．Once | D．Until |
Jane_______ this Sunday. Let’s go and say goodbye to her.
| A．would leave | B．left | C．has left | D．is leaving |
The astronauts were so struck by _______beauty of nature that they took lots of pictures in _______space.
| A．the ; / | B．the; the | C．/; the | D．/; / |
The careless driver knocked down the old man _________ was crossing the road.
| A．who | B．whom | C．whose | D．which |
In the police station I saw the man from __________ room the thief had stolen the TV set.
| A．whom | B．which | C．that | D．whose |