1. My sister studies harder in order to ……… good grades. A. to get B. getting C. get D. got 2. Ha Long Bay was chosen one of the new seven ___ of the world in 2011. A. wonders B. bays C. seas D. mountains 3. Calm______and tell me what happened. A. out B. down C. in D.up 4. I enjoy ___ to music. A. listen B. to listen C. listening D. for listening 5. Do you mind if I ____ your atlas for a minute? A. borrow B. will borrow C. am going to borrow D. borrowed 6. His wife ____ five years ago. A. die B. dies C.died D.was dying 7. Would you mind ___ here for just a minute? A. to wait B. waiting C. about waiting D. waited 8. I came in the classroom while Mrs. Phuong ___ Geography. A. teaches B. taught C. have taught D. was teaching 9. Minh showed Thao how ___ computer. A. to use B. use C. using D. used 10. Ba asked his teacher………………… he could read the story. A. if B. whether C. do D. A and B are correct giúp em vs!!!cầu giải thik đừng ghi mỗi đáp án