Reading comprehension: a b a b a
Dealing with vocabulary: a b a a a b
Application: 1.To say is easier than to do.
2.Mary wanted to make a lot of money, buy stock, and retire early.
3.She stayed up late either studying her English or going to parties. Explore 2:
Reading comprehension: b a d
Dealing with vocabulary: interact compatible massive contrast criticize hesitant
part1: 1.prevails 2.a variety of 3.interact 4.hanging out 5.scale 6.In contrast 7.crucial
8.engage 9.in person 10.directly
part2: b a c b a a
2.Owned by Chinese tech giant Tencent, WeChat is a mobile messaging service that boasts over 300 million active users. Many former Weibo users join in as new members because it offers comparatively private forms of communication. Like many other Chinese social media platforms, WeChat allows its users to send voice messages, share social moments, purchase virtual goods, and meet new people via a format similar to that of chat roulette.