Better English

1. b  2. c 3. a 4.b 5. c 6. d 7.d 8.a
1. be slower than, or achieve less than others 2. WeChat Wallet is a mobile wallet feature built into messaging app WeChat. Tencent runs it.
1. B 2. surrounded by many people, trapped  3. (i) falsified/ fake (ii) enraged (iii) thriving  4. (i) T (ii) NG (iii) F 
1. Kan’s grandfather  2. B 3. the low pay, long working hours and uncertain future  4. D 5. work all day and all night without stopping 
1. (i) perennial (ii) sluggish (iii) notoriously 2. (i) sluggish consumer spending     (ii) deaths caused by overworking/long working hours 3. An extra 10,000 yen 4. B
1. prevalence 2. (i) NG (ii) T (iii) F 3. Acupuncture   4. severe pain caused by trapped wind, suffered by young babies
1. The mainland government  2. has never happened/ has been done before 3. C 4. steel plants /burning coal for heat and power generation/ cars (motor vehicles) (any two)
1. Hello Kitty 2. A job that you think is perfect/that you want more than any other. 3. (i) malodorous (ii) commute (iii) despises
1. public cinemas and theatre 2. 3 days 3. Thobes, the traditional long, white robe worn by Saudi men. 4. D 5. (i) F (ii) F (iii) T