giải bài 11 giúp em ạ A. using B. sitting C. doing D. having,Exercise 11. Choose the underlined part A, B, C or D that needs correcting.,1. Having leisure activities are truly important to the elderly.,A. Having B. are C. to đc qđịnh D. elderly,2. Although she wanted to go to the museum, she decided staying at home.,A. Although B. wanted to go C. decided D. staying,3. Parents are concerned that their kids may be spending too many time on screens.,A. concerned B. spending C. too many D. on screens,4. Collecting coins is exciting, but it can also be relaxed.,A. Collecting B. is C. exciting D. relaxed,5. Cloud watching sound weird, but Hang adores it.,A. Cloud watching B. sound C. but D. it,6. For some young people, enjoyment involves sitting in front a computer playing games.,A. For some B. involves C. in front D. playing games,7. His parents are thinking of banning him on using the computer.,A. thinking B. banning C. on D. using,8. When you play games online, be carefully when making friends with strangers.,A. games B. carefully C. making D. with,D.cusicn 19 Daad tho following text about iogging and answer the questions.

Question

Accepted Answer

{"userId":5425172,"userName":"Thanh Truc"}

1. B. is. Do "Having leisure activities" là danh động từ số ít, nên động từ phải chia số ít

2. D. to stay. Cấu trúc: decide + to V

3. C. too much "time" là danh từ không đếm được, dùng "much" thay vì "many"

4. D. relaxing. Tính từ đuôi "-ing" để miêu tả tính chất của sự vật/sự việc.

5. B. sounds. "Cloud watching" là danh động từ số ít, nên động từ phải chia số ít

6. C. in front of. Thiếu giới từ "of"

7. C. from. Cấu trúc: ban someone from doing something

8. B. careful. Sau "be" cần tính từ "careful"