1Look! What a clean room!Who_______ it?

I don’t like watching TV. _______ is interesting on TV.

I expected him to be nervous before his speech, buthe was as cool as a cucumber.—He _______ it carefully.

The Chinese scientist Tu Youyou won the 2015 Nobel Prize.—Her has saved millions of lives across the world.

Hardly _______ to speak when the audience interruptedhim.