The factory was built in a secret place, around ______ high mountains.

A. which was　　　　　　　　 B. it was

C. which were　　　　　　　 D. them were

There’s a _____ in our office that when it’s somebody’s birthday, they bring in a cake for us all to share.

A. tradition　　　　 B. balance　　　 C. concern　　　　 D. relationship

Little Tom was wild with joy because it was ________ he got onto the Great Wall.

A. first time that　　　　 B. first time

C. for the first time that　 D. for first time

As civilization 　　 , more and more people have realized the importance of preserving rare animals from extinction.

A. stretches　　 　 B. expands　　 　　　 C. extends　　 　　 D. spreads

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

A. knowing　　　 B. known　　　 C. being known　　 D. to be known

The bell______ the end of the period rang and we had to stop our discussion.

A. indicating　 B. indicated　 C. to be indicated D. being indicated

It was in New Zealand 　　　　Elizabeth first met Mr.Smith.

A.that　　　　　　　 B.how　　　　　　　 C.which　　　　　　　　 D.when

The coffee is wonderful! It doesn’t taste like anything I ________ before.　 A. was having　 B. have C. have ever had　 D. had ever had

Few people__________ the terrible earthquake, which shocked the nation.

A. existed　　　　　　 B. survived　　　　 C. lived　　　　 D. stayed

In order to buy the Chinese Idions Dictionary, Mabel ____________________(冒着上学迟到的危险) that day.(risk)