since she can‘t answer this question ,it's better to ask someone _英语解答

since she can‘t answer this question ,it's better to ask someone else.这里为什么用it.换成you行吗

人气：413 ℃　时间：2019-08-20 05:53:59

解答

答案：不能
it's better to do...it形式主语,to do,真正主语
换成you'd better 后面不能+to do.. 改成you'd better ask...
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