You should do your homework＿＿ watching TV.A. because ofB. instead ofC. insteadD. except

问题补充：

You should do your homework＿＿ watching TV.

A. because of

B. instead of

C. instead

D. except

答案：

A. because of

(答案→)B. instead of

C. instead

D. except

解析：句意：你应该做作业而不是看电视。Instead of而不是，后接动词的ing形式；instead取代，副词；A因为，D除了，故选B。