Put it down, Tom. You mustn’t read_____ letter.

“Wechat”(微信)really makes a great _____to people’s life. It’s easier for us to keep in touch with others.

---What’s your _________ name?---Green, you can call me Mr Green.

I received a number of ________, but ________ of them is valuable to me.

 — What’s your favourite ________?   — It’s green.