She was so ___ in her work that she didn’t hear anybody knocking at the door.

　 A. drawn　　　　 B. concentrated　　 C. fascinated　　　 D. absorbed

He never reads anything _______ is not worth reading.

　 A. as　　　 　　　　　　　 B. which

C. who　　　 　　　　　　　 D. that

Difficulties and hardships have 　　　 the best character of the young geologist．

A. brought in　　 B. brought out　　 C. brought up　　 D. brought about

They own two cars, not to _____ a motorbike.?

A. speak　　 B. say?　　 C. talk　　　 D. mention

Pleasant music is often played ________ classes to make students refreshed and relaxed for a while.

A．after B．between

C．among D．over

Sorry, we don’t allow __________ in the lecture room.

　 A. to smoke　 B. smoke　　 C. smoking　　　 D. to smoking

I hate 　　　when the weather along the Changjiang River becomes freezing cold without heating inside.

　 A．it　　　　　 B．that　　　　 C．this　　　　 D．so

Late _______ it was, they were still working in the workshop.

A. though 　B. like　 C. then　 D. for

—Johnson, would you like to marry Ann and love her all your life, _______ she is young or old, or poor or rich?

—Yes, I do.

A. even if　　 B. whether　　 C. no matter　　 D. however

he two scientists have discovered 65 of the more than 100 planets____orbitting other stars.

A. have been found B. have found C. to be found D. found