2 . The plan is designed to ________ employees to work more efficiently.

A．motivate

B．cherish

C．clarify

D．occupy

3 . Humans cannot ________ plants such as grass.

A．honour

B．digest

C．clarify

D．disinfect

4 . A child’s vocabulary ________ through reading.

A．complains

B．survives

C．expands

D．suffers

5 . All our projects aim to ________ the development of poor and remote communities.

A．disinfect

B．promote

C．cast

D．tempt

6 . He ________ the conversation from one subject to another.

A．invested

B．competed

C．facilitated

D．switched

7 . He decided to ________ the rest of his life to scientific investigation.

A．apply

B．add

C．devote

D．introduce

8 . The Ministry of Education ________ a new policy.

A．relieved

B．approved

C．assisted

D．attacked

9 . He may be a farm boy at heart, but his lifestyle has been ______ since his family relocated in the big city.

A．transferred

B．transformed

C．translated

D．transported

10 . Indeed, his slim but strong body is just like that of millions of Chinese farmers, to whom he has ____________ his life.

A．addicted

B．devoted

C．scared

D．concerned