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下列有关“探究酵母菌的呼吸方式”实验的叙述，错误的是（    ）

在“1，﹣0.3，+ $\frac{1}{3}$ ，0，﹣3.3”这五个数中，非负有理数是____．（写出所有符合题意的数）

补全对话

从方框中选择最佳选项完成对话。

A. Why did you move to China?

B. Where were you born?

C. How long did you live there?

D. When were you born?

E. When did you come to China?

Tony: Hello, Anna! May I ask you some questions?

Anna: Sure, please.

Tony:____ 

Anna: I was born on 14th November, 2000.

Tony: ____ 

Anna: I was born in a small town near London.

Tony: ____

Anna: We lived there for about nine years. Then we moved to China.

Tony: ____ 

Anna: Because my parents found jobs in Nanjing.

Tony:____ 

Anna: We came to China about three years ago.

Tony: Do you enjoy living in Nanjing?

Anna: Yes, I do.

23×200＝____

23×20＝____

23×2＝____