题目内容
() 21. Animals are our good friends,but many of them are in danger now. We must do something to protect them.
A. a B. an C. the D. 不填
21. D
21. D.本小题考查冠词的固定搭配。in danger是固定搭配，意为“处于危险 中”。
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题目内容
() 21. Animals are our good friends,but many of them are in danger now. We must do something to protect them.
A. a B. an C. the D. 不填
21. D.本小题考查冠词的固定搭配。in danger是固定搭配，意为“处于危险 中”。