With the magazine An Express Way to English us, we'll improve our language skills a lot. A. having helped B. helped C. to have helped D. to help 查看更多

 

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With the magazine An Express Way to English ________ us, we'll improve our language skills a lot.


  1. A.
    having helped
  2. B.
    helped
  3. C.
    to have helped
  4. D.
    to help

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With the magazine An Express Way to English ____ us, we'll improve our language skills a lot.

[     ]

A. having helped
B. helped
C. to have helped
D. to help

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