At that time we did not fully grasp the si
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At that time,we did not fully grasp the significance of what had happened.
A: give B: attach C: lose D: understand
热搜：下列单位是si单位制基本
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答案：D
题干意为“当时我们没有理解所发生事情的重要性。”句中划线词意为“领会，理解”。D项意为理解，领悟；例句：I don’t understand what you’re talking about．我不明白你在说什么。A项意为给；B项意为附上，加上；C项意为丢失，丧失；故选D项。