I didn’t manage to do it ______ you had explained how.

A. until　　 　B. unless　　 C. when　 　　　D. before

His loud voice was d______ by the noises of the fireworks.

The three sisters decided to hold a family party to ______ their parents on their silver wedding.

 A.celebrate                 B. memorize                C. congratulate      D. welcome

In the UK, what impressed exchange students most was the Student Activity, 　　　　they could get lots of information outside.

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

—The thread of my kite broke and it flew away.

—I told you it would easily break ________ it was the weakest.

A. when B. for C. since D. where

— How was your recent visit to Qingdao?

— It was great. We visited some friends，and spent the________ days at the seaside.

A．few last sunny　　　　　 B．last few sunny

C．last sunny few　　　　　 D．few sunny last

In one night, the city was completely destroyed by a terrible earthquake, ______ about 240,000 people died.

A. that　　　 　　　　　　　 B. which

C. in which　　 　　　　　　　 D. the one

____ to visit his parents, he went home ____.

A. In an attempt; each two weeks　　 B. Make an attempt; every other week

C. Make an attempt; every two weeks　 D. In an attempt; every second week

She pretended _______ me when I passed by.

A. not to see 　　　　　 B. not seeing 　　　　　 C. having not seen 　　 D. to not see

In the ____ of firm evidence the prisoner was set free.

A. presence B. absence C. lack　 D. loss