4. How long have you been here?

4. What do you think of the picture?

3. Have you ever been to the USA?

2. What day is today?

1. Hello, may I speak to Toom?

5.　 M: Are you flying to Hangzhou on Sunday afternoon?

W: Yeah. The plane will take off at 3:00p.m.

4.　 W: Hi Mike, would you like to play ping pong with us?

M: No, I prefer swimming.

3.　 W: How much money has the project raised so far?

　　 M: Well, let me see, US $ 561,210.

2.　 M: Have you heard the latest news?

W: Yes. It’s about the space travel. I hear that an astronaut has taken a cat into space.

M: That’s interesting.

1.　 M: Have people sent astronauts to Mars yet?

W: No. But astronauts have been to the moon already.