A:Oh, how nice! Your dress is beautiful.
B:It’s nice of you to say so. 或Thank you.
A:Hello!May I speak to Tom?
Hello!I’d like to speak to Mr.Green.
Is that Liu Ying speaking?
Can I le...
How do you do ?
Nice to meet you.
(2)A:How are you?
B:Fine, thank you. And you?
Very well,thank you.
This is Mr/Mrs/Miss...
1. It’s time to go home./ play computer games./ for school.（It’s time to do/for sth）
2.It’s bad for you to spit on the ground. 随地吐痰不好。(It’s bad for sb to do sth.)
Smoking is bad ...