1. (2022三下·平桂月考) 情景会话。请从方框中找出恰当的句子补全对话。

A. Lingling is on the left of Mary.   B. How old are you?  C. Here you are. D. What is it?     E. It's on the ball.

1. （1）

   —

   —I am two.

3. （2）

   —Who is on the left of Mary?

   —

5. （3）

   —

   —Thank you.

7. （4）

   —Where's the dog?

   —

9. （5）

   —

   —A car.