_______ the experiment several times, the scientists finally succeeded in developing a new vaccine.
Giải bởi Vietjack
Giải thích:
Rút gọn mệnh đề trạng ngữ:
Câu đầy đủ: After they had carried out the experiment several times, the scientists finally succeeded in developing a new vaccine.
Khi 2 mệnh đề có cùng chủ ngữ, mệnh đề trạng ngữ ở dạng chủ động và xảy ra trước, ta rút gọn bằng cách bỏ chủ ngữ và chuyển động từ thành Having PII.
Tạm dịch: Sau khi tiến hành thử nghiệm nhiều lần, các nhà khoa học cuối cùng đã thành công trong việc phát triển một loại vắc-xin mới.
→ Chọn đáp án B
If _______ with air conditioners and TVs, these rooms will be more appealing to renters.
If _______ in a more logical way, your essay would get the full mark.
When _______ an important task, Bob always tries to finish it before the deadline.
If _______ with timely financial aid, these victims could have survived.
_______ the year-end party, they went straight to a nearby karaoke bar.
_______ to attend their housewarming party, we could hardly refuse to go.
_______ the living room, James decided to decorate it with posters and paintings.
_______ for over 10 months, she found it really difficult to get work.
If _______ using dictionaries in the exam, candidates will be forced to leave the room.
_______ for that company for 10 years, Tom decided to retire and spend time with his family.
Although _______ quite a long time ago, this film remains popular with senior citizens.
If _______ in this way, linking words can make your writing more coherent.
