Đáp án B
Khi có trạng từ chỉ thời gian “By + một khoảng thời gian nào đó trong tương lai”, ta dùng thì tương lai hoàn thành: will/shall + have + V3
By the end of the 21st century, scientists__________a cure for the common cold.
A. will find
B. will have found
C. will be finding
D. will have been finding
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
By the end of the 21st century, scientists__________a cure for the common cold
A. will find
B. will have found
C. will be finding
D. will have been finding
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
By the end of the 21st century, scientists _______ a cure for the common cold.
A. will find
B. will have found
C. will be finding
D. will have been finding
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
By the end of the 21st century, scientists _______ a cure for the common cold.
A. will find
B. will have found
C. will be finding
D. will have been finding
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
By the end of the 21st century, scientists ______ a cure for the common cold.
A. will find
B. will have found
C. will be finding
D. will have been found
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
By the end of the 21st century, scientists _____________ a cure for the common cold.
A. will find
B. will have found
C. will be finding
D. will have been found
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each unfinished sentence.
By the end of the 21st century, scientists _______ a cure for the common cold
A. will find
B. will have found
C. will be finding
D. will have been finding
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following sentences
By the end of this March he will have been living here for 20 years
A. has been living
B. will live
C. will have been living
D. will be living
By the end of the 21th century, scientists _________ the cure for the common cold.
A. will have discovered
B. had discovered
C. will discover
D. are discovering