单项选择题
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
In the fifties last century many new cities（）in the des...
单项选择题In the fifties last century many new cities（）in the desert
A.bring up B.make up C.grew up D.build up
