------I entered university,I had no idea how to make use of the library.A.beforeB.until为什么选B不选A呢
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------I entered university,I had no idea how to make use of the library.A.beforeB.until为什么选B不选A呢
------I entered university,I had no idea how to make use of the library.
A.before
B.until
为什么选B不选A呢
------I entered university,I had no idea how to make use of the library.A.beforeB.until为什么选B不选A呢
个人意见,用before引导从句的话,句子应该变成before I entered university,I have had no idea how to make use of library.不知道如何利用图书馆是在进入大学之前的事情,所以应该使用完成时态,排除法,before 错的 (而且before连接从句,一般前后两个时态不一样,因为before是在.之前,所以时态应该要变)
而从这句话来看的话,until是绝对没问题的,直到我进入大学了,我都不知如何利用图书馆,until连接句子时前后句子时态一样
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