P24 4-2 一、听一听，画出钟表的时间。

1. B: What time is it?

    G: It’s three thirty.

2. B: What time is it?

    G: It’s nine o’clock.

3. B: What time is it?

    G: It’s eleven twenty.

4. B: What time is it?

    G: It’s twelve forty.