句型转换(每空0.5分，共5分)

小题1:Tony wants to learn Chinese because he likes Chinese food. (对画线部分提问)

______  ______Tony want to learn Chinese?

小题2:Lucy gets on well with her classmates. (对画线部分提问)

______  ______Lucy get on with her classmates?

小题3:They are enjoying themselves in the zoo. (改为同义句)

They are _______  _______  ______  _____ in the zoo.

小题4:There will be some robots in our home. (改为否定句)

There ______ be ______ robots in our home.

小题5:Linda can sing and draw in her class. (改为一般疑问句, 并作否定回答)

—______Linda sing and draw in her class?

—No, she______.

空气动力学当量直径是指（ ）。

A．在低雷诺数的气流中与密度球具有终末沉降颗粒直径

B．在低雷诺数的气流中与单位密度球具有终末沉降颗粒直径

C．在低雷诺数的气流中与颗粒单位密度球具有初始沉降颗粒直径

D．在低雷诺数的气流中与颗粒与单位密度球具有中间沉降颗粒直径

E．在低雷诺数的气流中与密度球具有初始沉降颗粒直径