Question

【题目】We are not allowed ________ the computer room with shoes.

A. enter B. entering C. to enter D. enters

Answer 1

【答案】C

【解析】句意：我们不被允许穿鞋进入电脑室。A. enter动词，进入；B. entering现在分词，进入；C. to enter动词不定式；D. enters动词，三单形式。be allowed to do sth,某人被允许做某事。故选：C。