A. were giving
B. gave
C. give
D. are giving
Giải thích:
2 hành động xảy ra ở quá khứ: 1 hành động đang diễn ra (chia quá khứ tiếp diễn) thì có 1 hành động khác xen ngang (chia quá khứ đơn).
Cấu trúc phối hợp 2 thì: S + was/were + V-ing + when + S + V-ed/V cột 2
Tạm dịch: Chúng tôi đang thuyết trình trên PowerPoint về chủ đề: "Các Di sản Thế giới của UNESCO” thì máy tính bị hỏng (không hoạt động nữa).
Chọn A.
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.
He has been jobless and often has to ask his parents for money.
In these difficult times, the company may have to _______ up to 100 laborers.
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
________ the instructions twice, I still couldn't understand how to use this machine.
Street vendors can _______ a fortune from humble tea stalls with dirt cheap nosh and simple drinks.
Which of the following is closest in meaning to the word "unveiled" in paragraph 3?
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.
He is very stubborn but flattery usually works like a charm on him.
There is a _______ table, which is a gift from my best friends on my housewarming.