___________be needed, the river basin would need to be dammed.
A. Hydroelectric power should
B. When hydroelectric power
Kiến thức được hỏi - Đảo ngữ của câu điều kiện loại I
Phương án A sai vì nếu ghép phương án A vào chỗ trống thì xuất hiện hai câu (đã có đầy đủ S + V), mà hai câu không thể được nối với nhau bằng dấu phẩy → sai về quy định ngữ pháp Tiếng Anh.
Phương án B dùng từ nối when nhưng vẫn sai vì nếu ghép phương án B vào chỗ trống thì tự nhiên xuất hiện be needed (be không được chia theo thì) sau chủ ngữ hydroelectric power → sai ngữ pháp
Phương án C cũng sai vì nêu ghép C vào chỗ trống thì be không được chia theo thì và nếu nối 2 mệnh đề thì phải cần từ nối → sai ngữ pháp
Đáp án đúng là D, đảo ngữ của câu điều kiện loại I ta đưa Should lên đầu
Tạm dịch: Nếu thủy điện là cần thiết thì lưu vực sông cần phải xả nước ra.
* Mở rộng:
Đảo ngữ với câu điều kiện loại I, II, III như sau:
Loại I: Should + S + V +
Loại II: Were + S + to V +
Loại III: Had + S + P2Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.
(33) ___________in technology have made a lot of changes to our everyday lifestyles, but one of the
biggest has got to be how we read books. Since the invention of the e-book, there has been a significant change to our reading habits. Given the choice between taking a couple of heavy paperbacks on holiday or an e-book device like a Kindle, most of us, including our parents and grandparents, would unsurprisingly opt (34) ___________the Kindle.
But what would our lives be like with no books at all? It’s a (35) ___________question. Some educational specialists are making predictions that in the future we wont even see books in classrooms - everything will be done online! (36) ___________of the idea of getting rid of books say that there will always be a need for paper-based versions of materials. However, to be realistic, we have to accept that there is a (37) ___________chance that in a decade’s time schools and classrooms will be book-free! what do you think of that?
The Principal usually has his pupils___________waste paper for their mini-project.
Most office furniture is bought more on the basis of___________than comfort.
Mark the letter A, B, C or D on you answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.
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.
Mobility is one of the characteristics often demanded of executives, and they must accustom themselves to move quite regularly.
Anna is holding her shopping bag with one hand and turning the door handle with________.
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Due to the economic unrest, people___________happy lately.
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that a best combines each pair of sentences in the following questions.
It was an interesting novel. I stayed up all night to finish it.
If you say bad things about the person who give a job you bite the hand that feeds you.
Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
More petrol is consumed nowadays than ten years ago.
My American friend finds it difficult to pick up food with chopsticks.
Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of the primary stress in each of the following questions.
He enjoyed the dessert so much that he accepted the second___________when it was offered.