题目内容

The development of industry has been_______ gradual process throughout _______ human existence, from stone tools to modern technology.

A．不填, theB．the; aC．a; 不填D．a; a

C
【考点】冠词—零冠词和不定冠词

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These crosstalk artists often made the audience ________ them.


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    applaud

The deer was lucky that it just missed ____


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  4. D.
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