-英语选择题要有理由------great help it is to know the customs of the

问题描述:

_英语选择题要有理由______great help it is to know the customs of the country before you visit
what
what a
how
how a
1个回答 分类:英语 2014-10-28

问题解答:

我来补答
选择what a
感叹句用what、how引导,本题不缺主语、谓语,所以,help是被修饰的部分,用 what;help 不可数但这里是“有帮助的一件事”具体化了,是可数的.
 
 
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