题目内容
It is very important for us to _______and work hard.
| A．keep fit | B．keep fat |
| C．keeping fit | D．keeps fat |
A
解析试题分析：句意：对我们来说保持健康和努力学习是非常重要的。keep fit保持健康； keep fat保持肥胖；结合句意，对我们重要的是健康， 根据句型It is+形容词+for sb to do sth，故此处用动词不定式to keep fit.故选A。
考点：考查动词不定式的用法。
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