Ex1: Circle the best answer (A, B, C, or D) to complete the sentences. (1.6 pts) 1. Alexander Graham Bell was a great ______________ , who invented the telephone. A. inventor B. developer C. scientist D. explorer 2. Mai_________________ she was not free that night. A. said B. told C. asked D. advised 3. Mrs. Nga showed me how_______________ sticky rice balls. A. make B. making C. made D. to make 4. Science is used in all corners of the world for the ________________ of people. A. interest B. benefit C. need D. profits 5. I am not good at _________________ subjects as Chemistry and Physics. A. science B. scientific C. scientifically D. scientist 6. She said she would go to the United States _______________________. A. the day before B. that day C. the following year D. then 7. You should avoid ___________ your personal information on the internet. A. to share B. sharing C. shared D. share 8. You glance at your watch means “___________________________________”. A. “I don’t know.” B. “I am happy.” C. “I am angry.” D. “Sorry, I need to go now.” mình cần gấp nhoa!!! mình vote cho 5 sao