单项选择题
A.to B.from C.by D.with
I prefer the TV（）the radio.A.toB.onC.atD.with
单项选择题I prefer the TV（）the radio.
John（）to be a teacher before the war, but now he works ...
单项选择题John（）to be a teacher before the war, but now he works in a hospital.
A.is used B.was used C.used D.use
She has brought（）two children by herself.A.–（不填）B.upC.o...
单项选择题She has brought（）two children by herself.
A.–（不填） B.up C.on D.away
