Better English

1. Chinese authorities have increased their control of the internet, and cracked down on live-streaming broadcasters.2. vulgarity / obscenity / wrong life values (any two)3. (i) massive (ii) unveiled
1. C 2. examine something carefully/look at closely 3. exploitation/ high recruitment fees/ wage theft (any 2) 4. photos demonstrating the plight of migrant workers
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)