Question

一道英语选择题，求解释

It was terribly windy last night and there was ___18-degree drop in ___ temperature.
A. a;/ B. /;/ C. an;/ D.an;the

Answer 1

It was terribly windy last night and there was _an_18-degree drop in _x_ temperature.

18 - eighteen ,元音开头,用an
there is a drop in temperature , 是习惯表达.

Answer 2

C
a drop in temperature 固定搭配 temperature前不加冠词。

Answer 3

C a drop in temperature 固定搭配

Answer 4

D
A直接排除。 后面个选项，语感，

Answer 5

C，这里的temperature是表概念的抽象名词，不用冠词修饰。

Answer 6

B in temperature固定搭配。