—Where are Maria and Kangkang?—They _____ England.A. had been in B. have gone to C. have been to
—She looks . — Yes, because she has a vacation.
— He is working hard now. — He tries ___ English. So he practices ___ English every day.
— Thank you for ______ me _______ the housework.—My pleasure.
I think Jack does his homework _________than his sister.
— Are you spending your holiday at home? — No. I’m going to visit ________ in Shanghai.