2 . Due to his outstanding performance during the battle against the disease, the doctor got promoted and was put ________ local medical research team.

A．in defense of

B．in control of

C．in contrast to

D．in charge of

3 . 说实话， 是微信(WeChat) 改变了人们日常生活中的交流方式。(强调句型) (汉译英)

6 . Companies always let go of workers whose skills are no longer ________ demand and replace them with those whose skills are. (用适当的词填空)

8 . 他沉浸在练习书法中，感觉时间仿佛停止了。(as if) （汉译英）

9 . Quora is a popular means________which information and knowledge are exchanged. (用适当的词填空)

10 . Archeologists have found out ______ many minor differences, all human beings share several defining characteristics, such as large brains and the ability to walk upright on two legs.

A．as if

B．despite

C．even if

D．however