1. 根据对话选择正确的选项。

Hello, Tom. What do you want to buy?<br />Hi, Jean. I want to buy some ping-pong balls. What about you?<br />I want to buy a toy ball. Here are some balls. Let's see.<br />Okay.<br />How many ping-pong balls do you need?<br />I need five. How much are these?<br />These are two yuan. Those are four yuan. Do you want this or those?<br />I want these, please.<br />Here you are.<br />Thanks. Jean, what color do you want?<br />I want this blue one. Blue is my favorite color. And it is only six yuan.<br />Hello, Tom. What do you want to buy?<br />Hi, Jean. I want to buy some ping-pong balls. What about you?<br />I want to buy a toy ball. Here are some balls. Let's see.<br />Okay.<br />How many ping-pong balls do you need?<br />I need five. How much are these?<br />These are two yuan. Those are four yuan. Do you want this or those?<br />I want these, please.<br />Here you are.

1. （1） Where are they?

   A . In the park. B . At the zoo. C . At the shop.
3. （2） What do they need?

   A . They need some balls.        B . They need some colour pens. C . They need some paper.
5. （3） How many balls does Tom want?

   A . Four. B . Five. C . Six.
7. （4） What is Jean's favourite colour?

   A . She likes blue best.   B . She likes black best.   C . She likes red best.
9. （5） How much for the toy ball?

   A . Three yuan. B . Six yuan. C . Seven yuan.