当你想询问你有几本书时你应该怎样问?A. How many books do you have?B. How many pens do you have?
Look ___the pictures ___ our school. A.at inB.to of C.at of
You ____in China for two years.. A.was B.are C.were
There weren’t____________houses here. A.some B.any C.something
There_____a clock here before. A.was B.is C.are
These bags ___________big. A.are B.is D.am