could not be意思是可能不是还是不可能是？

deoxysjjy · 发表于 2012-3-5 19:47:10

求助

泾渭不凡 · 发表于 2012-3-5 19:53:26

“可能不是”吧~

pirate舟 · 发表于 2012-3-5 20:32:07

“不可能是”吧。。

泾渭不凡 · 发表于 2012-3-5 21:00:37

could
1. used as the past tense of "can".
2. used to ask if you can do sth.
3. used to politely ask sb to do sth for you
4. used to show that sth is or might be possible
5. used to suggest sth
6. used to show that you are annoyed that sb did not do sth
7. 非正式用法，非书面语，G不会出吧~~就不列举了~~
综上~~LZ亲~~下次拿题来吧~~

以上来自牛津高阶

could not be意思是可能不是还是不可能是？

所属分类: GMAT考试

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