Đáp án B
Kiến thức: Not until + thời gian trong quá khứ + did + S + Vo [ mãi cho đến khi...thì...]
Tạm dịch: Mãi cho đến cuối thế kỷ 19 thì trông cây đã trở thành một quy tắc khoa học.
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
Not until the end of the 19th century ______ become a scientific discipline.
A. plant breeding has
B. did plant breeding
C. plant breeding had
D. has plant breeding
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We are going to build a fence around the field with____________to breeding sheep and cattle
A. a goal
B. an outlook
C. a reason
D. a view
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We are going to build a fence around the field with .................. to breeding sheep and cattle
A. a goal
B. an outlook
C. a reason
D. a view
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We are going to build a fence around the field with a(n) _______ to breeding sheep and cattle.
A. goal
B. outlook
C. reason
D. view
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following question.
Many plant and animal species are now on the ______ of extinction.
A. danger
B. border
C. verge
D. margin
Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions
To raise livestock successfully, farmers must selecting cattle for breeding and apply a dietary regimen
A. successfully
B. selecting
C. breeding
D. apply
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following question.
County legislators called for an update of the safety______for the Darcy Power Plant
A. regulate
B. regulative
C. regulatory
D. regulation
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Extinction means a situation ______ a plant, an animal or a way of life stops existing.
A. to which
B. for which
C. on which
D. in which
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
County legislators called for an update of the safety ___________ for the DRCY Power Plant.
A. regulate
B. regulative
C. regulatory
D. regulations
