To keep health, Professor Johnson cycling as a regular form of exercise after he retired. A. caught on B. took up C. carried out D. made for 查看更多

 

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To keep health, Professor Johnson _____ cycling as a regular form of exercise after he retired.

[     ]

A. caught on
B. took up
C. carried out
D. made for

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To keep health, Professor Johnson ________ cycling as a regular form of exercise after he retired.

A. caught on        B. took up         C. carried out         D. made for

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To keep health, Professor Johnson ________ cycling as a regular form of exercise after he retired.

[  ]

A.caught on

B.took up

C.carried out

D.made for

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