Where ________ you last night? I called you, but got no answer.—Sorry. I ________ out with my brother.

He usually ______20 hours every day.

What do you think of the speech of Li Yang’s Crazy English?—I think it’s ________, but my friend thinks it’s too ________.

classroom is cleaner than

I’m sure the Mexican Government will control the outbreak of the H Do you think so?—Yes. _______ .