Many people realized that ( ) good knowledge of English was ( ) must in international trade today.
A./,the
B.a,a
C.a/the
D.the,the
为什么选B,
Many people realized that ( ) good knowledge of English was
答案:1 悬赏:20 手机版
解决时间 2021-01-04 08:43
- 提问者网友：藍了天白赴美
- 2021-01-04 02:29
最佳答案
- 五星知识达人网友：躲不过心动
- 2021-01-04 02:59
B,a knowledge of..固定搭配,一门.的知识..is a must,固定搭配,.是一种必要
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