1 . He knew that Jackson was just trying __________ (frighten) him, so he smiled to hide his fear. （用单词适当形式填空）

2 . I have also been put into robots and used to make mobile phones as well as help with medical operations.
你不可能叫她既照顾孩子又做家务。（模仿造句）
_______________________________________________

3 . I don't want ___________________(牵扯到这件事情里). (根据提示完成句子)

4 . The text is too difficult. The explanation of our teacher will help make it easy ________.

A．to understand	B．to be understood
C．understood	D．understanding

5 . Since the baby milk powder was found to be polluted, there has been universal doubt _____ other food products are safe _____.

A．that; to eat	B．whether; to be eaten
C．whether; to eat	D．that; to be eaten

6 . The pollution is getting worse and worse; we must stop pollution ______ a better life.

A．to live	B．from living
C．living	D．live

7 . With a lot of difficult problems ________, the manager felt worried all the time.

A．settled	B．to be settled
C．settling	D．to settle

8 . Claire looked as if she were about to b___________ into tears.

9 . They tried to ________(预测) the result of the football match.

10 . The boss asked me to r_____ the chair in the way. (根据首字母单词拼写)