4．It is exactly ________ we behave ________ has changed the world.

A．which；that 　　B．how；that　　　　　 C．how；what　 　　　　 　D．what；that

3．All ________ is a continuous supply of the basic necessities of life.

A．what is needed　 　B．for our needs　　 C．the thing needed　 　D．that is needed

2．It was not just the size of the party last night ________ made it unique，but ________ it meant to our company.　　　　　　　　 　　　　　　　　

A．what；that　 　　　B．that；what　　　 C．what；what　 　　　D．that；that

1．A brilliant idea occurred to him，________ to his research in the lab.

A．while devoting　　　　　　　　　　　　　　 B．while devoting himself

C．while he was devoted　　　　　　　　　　　　 D．while devoted

20．When it was his turn to deliver his speech, ________，he walked towards the microphone.

A．nervously and embarrassingly　　　　　　　 　　 B．nervous and embarrassedly

C．nervously and embarrassing　　　　　　　　　 　　 D．nervous and embarrassed

19．The rainy season is coming and let’s make full use of the ________ days to dry whatever is needed.　　　　　　　　　　　　　　　　 　　　　　　　　　　　　　　

A．few last sunny　 B．last few sunny　　　　　　　 　　 C．last sunny few　 　　 D．sunny last few

18．Please read the ________ on the bottle and take the right amount of medicine.

A．explanations　 　B．descriptions　　　 　　C．instructions　　　　　　 D．introductions

17．In the ________ of proof，the police could not take action against the man.

A．lack　　　　 　 　　B．shortage　　　　　　　　 　　C．absence 　　　　　　　　 D．failure

16．Despite such a big difference in ________ towards what one eats, there is no doubt that people in the west regard the Chinese food as something special.

A．point　 　　　　　 　B．idea　 　　　　　　　　　 　　C．attitude　　　　　　　　　 D．sight