-Bob didn’t pass this exam. -He . A. should study hard B. should have studied hard C. should be studying hard D. study hard 查看更多

 

题目列表(包括答案和解析)

— Bob didn't pass this exam. 
— He _____.

[     ]

A. should study hard
B. should have studied hard
C. should be studying hard
D. study hard

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— Bob didn't pass this exam. 
— He _____.

[     ]

A. should study hard
B. should have studied hard
C. should be studying hard
D. study hard

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— Bob didn’t pass this exam.

— He____________.

      A. should study hard        B. should have studied hard

 C. should be studying hard      D. study hard

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— Bob didn’t pass this exam.

  — He____________.

  A. should study hard B. should have studied hard C. should be studying hard D. study hard

 

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