选出不同类的一项。A.faster B.bright C.expensive
Look,Tom is_________a letter. A.writing B.writeing
Daming and Jim_______playing the guitar. A. is B.are
Let’s________the bus. A.get on B.gets on
The children__________football. A.is play B.are playing
Where’s the train? Ir’s________the station. A. at B.in