By the end of the 21th century, scientists _________ the cure for the common cold.
Đáp án A
Thì tương lai hoàn thành dùng để diễn tả một hành động hay sự việc hoàn thành trước một thời điểm trong tương lai.
Dấu hiệu nhận biết: by + mốc thời gian trong tương lai
Dịch nghĩa: Vào cuối thế kỷ 21, các nhà khoa học sẽ tìm ra phương pháp chữa bệnh cảm thông thường.
The phrase “For starters” in paragraph 2 could best be replaced by “______”.
Broasides could be published with little risk to colonial printers because they ________.
Why does the author mention Joseph Pulitzer and William Randolph Hearst?
All of the following are mentioned as places in which memories are stored EXCEPT the ________.
The word “cues” in paragraph 4 is closest in meaning to ________.
The word “elaborate” in paragraph 3 is closest in meaning to ________.
According to the passage, why can glass be more easily shaped into specific forms than can metals
The word “exceed” in paragraph 3 is closest in meaning to ______.