Chọn câu trả lời đúng A, B, C, hoặc D để hoàn thành mỗi câu----- Nội dung ảnh ----- Chọn câu trả lời đúng A, B, C, hoặc D để hoàn thành mỗi câu. (1 pt) 1. What do shopping centres offer customers on special occasions? - Mostly sales and entertainment. - A. never B. rarely C. usually D. occasionally 2. It is __________ easier to prevent harm to the environment than to repair it. - A. always B. never C. sometimes D. rarely 3. He heard the warning of the tornado, he went searching for his children. - A. During B. As soon as C. While D. When 4. They were searching for information for their project __________ their parents were gardening. - A. as soon as B. while C. when D. till 5. I had no idea about the dangers of tsunamis __________ I saw the film. - A. as soon as B. when C. till D. till Gạch chân từ hoặc cụm từ đúng để hoàn thành mỗi câu. (1 pt) 1. We (did / are doing) an experiment in the lab when the earthquake happened. 2. After taking us to a safer place, the rescue workers (continued / were continuing) their work. 3. What are you doing tonight? - I don’t know. Maybe I (start / will start) designing the poster for my music project. 4. The timetable says that the beach clean-up (is / will be) from 8 a.m. to 9 a.m. 5. I usually check an item carefully before I (decide / will decide) to buy it. |