The experiment shows that proper amounts of exercise, if regularly, can improve our health. A.being carried out B.carrying out C.carried out D.to carry out [答案]C [解析]考查非谓语动词.逻辑主语exercise与carry out之间构成动宾关系.故用carry out的过去分词形式carried out.此处相当于if the exercise is carried out regularly的省略.所以答案选C项. 【查看更多】
题目列表(包括答案和解析)
Lisa would rather_______ at home than_______ to the cinema .