提能专训(三)
Ⅰ.单句语法填空(代词)
1．Health experts believe that even a little exercise is far better than ________ at all.
答案：none 解析：考查代词。句意：健康专家认为即使是一点点的锻炼也比没有锻炼好得多。根据句意可知，此处应用none，表示“没有”。
2．Come on! Anybody here can learn to do a rock climb. There is ________ to it really.
答案：nothing 解析：考查不定代词。句意：加油！这儿的任何人都能学会攀岩。真的很简单。There is nothing to it“(做某事)没有困难”，为习惯用语。
3．No matter how busy he is, Tom makes ________ a rule to see his parents every week.
答案：it 解析：考查代词。句意：不论自己多忙，汤姆每周都要去看望父母，这是他的一贯做法。此处用it作形式宾语，后面的不定式短语作真正的宾
