My grandpa can’t sleep well. He sleeps _______ five hours a night.
—What do you think of the film? —I have no idea.Because I it.
— Have you got any brothers or sisters? — ________.
Yang Liwei is the first man ________ the moon.
-I'm going to Hainan with my family in Spring Festival. -__________.
-Dad, could I stay out late tonight? -__________. You have to get up early tomorrow morning.