题目内容
Doing morning exercise is of great ____________ to your health & consequently you’d better keep on it.
| A.benefit | B.beneficial | C.benefition | D.useful |
A
be of +名词相当于形容词的作用。本题中be of benefit相当于be beneficial。句意:做早操对你的健康很有益你最好坚持。
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