Do come back home early tomorrow ________ we’ll toast to Father’s birthday with a glass of wine together．

A．otherwise

B．then

C．and

D．or

________ rich only occupy themselves with making money and profits, and have no eye for ________ needs and welfare of the poor．

A．不填；不填

B．不填; the

C．The; 不填

D．The; the

The discovery of these tombs is ________ for scholars’ studying the history of the Tang Dynasty．

A．of very important

B．great significant

C．of great significance

D．greatly importance Keys

At the eve of Christmas, she got nothing but ＄2 ________ to buy her husband a simple present．

A．with which

B．with what

C．which

D．what

Our leader approved ________ the conference．

A．me to attend

B．for my attending

C．of me to attend

D．of my attending

－What happened to you?

－I was lost in the strange city; ________ it began to rain heavily．

A．having made matters worse

B．to make matters worse

C．make matters worse

D．made matters worse

________ I attended the lecture, I________ a good knowledge of how this happens now．

A．Were, would have had

B．Had, would have had

C．Had, would have

D．Were, would have

________ the naughty boys realized it was too late to take a bus to go home．

A．No sooner it grew dark than

B．Hardly did it grow dark that

C．Scarely had it grown dark than

D．It was not until dark that

Nowadays, many experts are ________ new ways of learning foreign languages．

A．experimenting

B．experimenting with

C．experimenting on

D．experimenting at

I don’t think the risk they took ________ the poisonous snake is worthwhile．

A．being caught

B．of catching

C．caught

D．to be caught