单项选择题
A.this B.that C.those
Beijing is（）capital of China. It's（）very big city.A.a；t...
单项选择题Beijing is（）capital of China. It's（）very big city.
A.a；the B.the；a C.a；a
She（）work next MondayA.startB.startsC.starting
单项选择题She（）work next Monday
A.start B.starts C.starting
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
