The Chinese teacher looks so pale. She ___ be ill.

urists gathered at________ was once a square,_______ is used as a theme park.

My English teacher often asks us to _______ some conversations in class.

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

Why are you going to make your journey in Hainan—I really _______the place.