题目内容
_______is a good form of exercises for both young and old.
[ ]
A. The walk
B. Walking
C. To walk
D. Walk
答案:B
提示:
提示:
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根据句型结构,该题所填部分为主语. walk虽可作名词,但它常用于go for a walk,take a walk等短语中,故排除A、D. C项to walk虽可作主语,但不定式作主语通常指具体的动作.在此句中的“散步”为抽象动作,只有选B项这个动名词了. |
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