Ever since human beings ________ the Earth, they ________ use of various form of communication. A. have inhabited / have made B. inhabited / are making C. had inhabited / had made D. inhabi

Ever since human beings ________ the Earth, they ________ use of various form of communication.

     A. have inhabited / have made                   B. inhabited / are making

     C. had inhabited / had made                      D. inhabit / make

A. have inhabited / have made     
B. inhabited / are making
C. had inhabited / had made
D. inhabit / make

Trả lời

Chọn đáp án A

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