_____ modeling business is by no means easy to get into, the good model will always be in demand.

A. While

B. Since

C. As

D. If

Linda worked for the Minnesota Manufacturing and Mining Company, ________ as 3M.

A. knowing

B. known

C. being known

D. to be known

—What do you want to do next? We have half an hour until the basketball game.

— _______. Whatever you want to do is fine with me.

A. It just depends

B. It’s up to you

C. All right

D. Glad to hear that

I _______ pay Tracy a visit, but I’m not sure whether I will have time this Sunday.

A. should

B. might

C. would

D. could

We wanted to get home before dark, but it didn’t quite ______ as planned.

A. make out

B. turn out

C. go on

D. come up

______ students are required to take part in the boat race.

A. Ten strong young Chinese

B. Ten Chinese strong young

C. Chinese ten young strong

D. Young strong ten Chinese

The discussion ______ alive when an interesting topic was brought in.

A. was coming

B. had come

C. has come

D. came

The Wilsons live in ________ A-shaped house near the coast. It is _______ 17^th century cottage.

A. the; 不填

B. an; the

C. 不填; the

D. an; a

The winter of 1990 was extremely bad ______ most people say it was the worst winter of their lives.

A. At last

B. In fact

C. In a word

D. As a result

Sales of CDs have greatly increased since the early1990s, when people _____ to enjoy the advantages of this new technology.

A. begin

B. began

C. have begun

D. had begun