—Could you tell me _____ the Sports Center? —The day after tomorrow, I think.
I can’t swim. And she can’t, _______.
I was doing my homework _______ a dog came in.
—Marycan’thelp___thehouse.Why?—Becausesheisbusy____ahotelreservation.
It is about _______by bus from here to Harbin.
It’s impossible for us ____ there on foot in two hours.