单项选择题
A.with B.by C.on
A:（）are your parents? B: They are in China.A.WhatB.How...
单项选择题A:（）are your parents? B: They are in China.
A.What B.How old C.Where
Look at Tom! What（）?A.does he doB.is he doingC.he is do...
单项选择题Look at Tom! What（）?
A.does he do B.is he doing C.he is doing
Does he（）on weekendsA.usually worksB.works usuallyC.usu...
单项选择题Does he（）on weekends
A.usually works B.works usually C.usually working
