想知道别人看到多少只鸟你应该问: A. How many books do you have? B. How many birds can you see? C. How are you?
Mike ________America. A.comes from B.come from C.is come from
We play football ________the field. A.on B.in C.at
They are playing hockey________. A.yesterday B.tomorrow C.now
Gao Wei and his friend________ TV. A.is watching B.are watching C.watching
Mr Baker ________a video to show about his school. A.have B.is C.has