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Câu hỏi: Mark the letter A, B, C or D to indicate the correct answer to each of the following questions.
____ this book by the time it is due back to the library?
A. Will you read
B. Will you have read
C. Will you be reading
D. Have you read
____ this book by the time it is due back to the library?
A. Will you read
B. Will you have read
C. Will you be reading
D. Have you read
S + V(tương lai hoàn thành) + by the time + S + V(htđ/htth) (diễn tả hđ xảy ra trong tương lai)
Đáp án B.