Every year the students in the school are encouraged to grow more trees to prevent soil erosion ________ the environment better than before．

A．to make

B．from making

C．being made

D．to making

________ puzzled the police especially was ________ the murderer was killed．

A．What; how

B．That; why

C．Which; when

D．What; who

The photo brought back the memory of the days in Hangzhou, ________ he was looked after attentively by the peasant．

A．that

B．when

C．what

D．which

Such things ________ you described in the report seldom happen now．

A．as

B．who

C．that

D．which

－It is certain that Alice will win the competition．

－I agree．She ________ for it for nearly two months．

A．was preparing

B．had been preparing

C．is preparing

D．has been preparing

The monkey seemed to enjoy ________ with children in the safari park．

A．having photographed

B．being photographed

C．to be photographed

D．photographed

________ agriculture plays an important role, people do not pay attention to education．

A．Where

B．That

C．In which

D．In that

The government promised that by ________ year 2000 every Chinese child would have nine years of ________ compulsory education．

A．he; the

B．/;/

C．the;/

D．/;the

－I’m not quite sure how to get to the airport．

－You’d better ________ the map．

A．draw

B．refer to

C．watch

D．ask

The Red Cross would have another thousand dollars ________ to buy bandages and medicines．

A．which

B．with that

C．that

D．with which