Everything ready.A.at B.is C. are
How many teachers are there in your school? A.你们学校有多少学生? B.你们学校有多少老师了?
他很友好。 A.He is lovely.B.He is friendly.
This is a picture _______my family. A.atB.onC.of
I_____a doctor. A.areB.amC.isxKb 1.Com
There _____three people in Tom’s family. A.areB.isC.am