题目内容

Just like weather, life ______ be beautiful all the time.
A．mustn’tB．needn’tC．can’tD．wouldn’t

试题分析：句意：就像天气，生活也不总是美丽的（一帆风顺的）。A表示禁止，千万别B不必C不能，或表示猜测，肯定不，D不会。故选D。
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