Chọn đáp án A
A. has it become. Dùng đảo ngữ với động từ chia ở thì hiện tại hoàn thành khi có “Not until now” ở đầu câu.
Not until now + have/ has + S + P2
Dịch: Mãi đến bây giờ việc con người đang phá hủy môi trường mới được nhận thức rộng rãi.
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions
The situation has become ______ worse, and it is now impossible to handle.
A. progressively
B. continuously
C. frequently
D. constantly
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
The situation has become _____ worse, and it is now impossible to handle.
A. progressively
B. Continuously
C. frequently
D. constantly
Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
The bread has become stale and I cannot swallow it
A. gone away
B. gone down
C. gone up
D. gone off
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 time human beings become fully aware of the importance of the ozone layer, it ______ seriously damaged
A. will be
B. will have been
C. is
D. has been
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
I won’t buy that car because it has too much ________ on it.
A. ups and downs
B. odds and ends
C. wear and tear
D. white lie
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.
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.
Solar energy is not widely used it is friendly to the environment.
A. since
B. although
C. in spite of
D. because of
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
It is vital that everyone ______ aware of the protection of the environment.
A. is
B. be
C. are
D. were
