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If he harder, he will catch up with us soon. A. study B. studies C. will study D. studied 【查看更多】

 

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If he ________harder , he will catch up with us soon .

A.  study     B. studies    C. will study    D. studied

 

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If he _______ harder, he will catch up with us soon.
[     ]
A. study
B. studies
C. will study
D. studied

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If he _______ harder, he will catch up with us soon.         

A. study                      B. studies                    C. will study         D. studied

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If he ________ harder, he will catch up with us soon.

A. study

B. studies

C. will study

D. studied

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If he ______ harder, he will catch up with us soon.

A. study

B. studies

C. will study

D. studied

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