If you are given an open-book exam, you will forget your book.
如果让你开卷考试，你会忘了带书。
youdao
If you are given an open-Book exam, you will forget your Book.
如果你参加一次开卷考试，你会忘记书在哪儿。
Is it an open book exam?
那是开卷考试吗？
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