-- Hi, Grace, you look tired.-- I'm tired. I ____________________ on my homework all day.
--- Have you handed in your schoolwork yet?---Yes, I have.I guess it _____ now.
We _____ have bought so much food now that Suzie won’t be with us for dinner.
By the time you wake up tomorrow morning, we _____ in the USA. A.arrive B.arrived C.are arriving D.will have arrived
One minute she burst into _____ and the next burst out _____.We just couldn’t catch her mood at any moment.
— He was given a free five-day trip to Hainan.— He _____ it since he has worked so hard.