【推荐1】The children are jumping excitedly because they have _______ the design perfectly in groups.

A．completed

B．controlled

C．contacted

D．caused

【推荐2】—According to a recent survey, many students have poor eyesight (视力).
—In my opinion, reading on mobile phones too often is the ________ of having poor eyesight.

A．cost

B．result

C．cause

D．mess

【推荐3】If we travel, we like to stay in five-star hotels. That’s because they ________ us with the best service to make us feel at home.

A．hurt

B．cause

C．provide

【推荐1】Though he cut his finger during an operation, Dr Bethune ________ his work without treating his wound.

A．divided

B．punished

C．managed

D．continued

【推荐2】Trees can ________ the water and sand from moving away.

A．prevent

B．divide

C．make

【推荐3】More people begin to ________ the rubbish into plastic (塑料), glass and paper before throwing it away.

A．break

B．change

C．divide

D．cut

【推荐1】We all know that learning a new skill ________ time and effort.

A．reduces

B．requires

C．removes

D．repeats

【推荐2】We all know that learning a foreign language ________ time and effort.

A．reduces

B．requires

C．removes

D．spreads

【推荐3】More and more people are trying their best to help local farmers to ________ product sales.

A．lose

B．improve

C．reduce

【推荐1】—Is the light on all the time?
—Yes. You were ________ to turn off the light when you left. You were so careless.

A．caused

B．allowed

C．supposed

【推荐2】—Peter, do you know where Miss Li is?
—I ________ she has gone shopping, but you’d better call her to make certain.

A．suppose

B．shut

C．stick

D．sweep