时间状语从句.你没有理解表语从句
表语从句,如the news is that .
当从句在be动词后的时候,才是表语从句.
How long has it been since this company was established?
How long has it been since this company was established?
since this company was established?是表语从句?
since this company was established?是表语从句?
英语人气：204 ℃时间：2019-08-21 21:57:31
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