题目内容
16.均衡的膳食是保持健康的关键. (key)(Having)abalanced diet is the key to maintaining healthy/goodhealth.The key to maintaining healthy is to have a balanced diet..
分析 (Having )a balanced diet is the key to maintaining healthy/good health.
The key to maintaining healthy is to have a balanced diet.
解答 (Having )a balanced diet is the key to maintaining healthy/good health.
The key to maintaining healthy is to have a balanced diet.
这是一种饮食建议,是对事物的看法,所以用一般现在时.
本句可使用动名词短语作主语,或者使用动词不定式作表语,the key to doing sth做某事的方法.
点评 本句中学生容易犯的错误就是把to看作不定式的符号,本短语中的to为一介词,后面需要跟动名词.
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