摘要: In autumn after a strong wind, the ground is often covered with fallen . B.请根据句意.选用方框中合适的词.并用其适当形式填空.使句子通顺.每词限用一次.
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__________ trees are yellow in autumn.
|
A. The number |
B. A number |
C. A number of |
D. The number of |
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