PRACTICE TEST 4- Đại từ nhân xưng, Đại từ sở hữu và Đại từ phản thân

The cost _______ by Peter before the end of the day. A. has calculated B. has been calculating C. will have been calculated D. will have been calculating

43/100

The cost _______ by Peter before the end of the day.

has calculated

has been calculating

will have been calculated

will have been calculating

Giải thích

Chọn đáp án C