Nowhefailedagain．He________buthed

发布时间：2020-07-10 02:17:36

Now he failed again．He ________ but he didn't．













A.should work hard












B.should have worked hard











C.shouldn't work hard











D.shouldn't have worked hard

网友回答

B解析根据句意应选择表示“本应该努力学习”。
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