He didn't give up smoking_____there was something wrong with his lung.A)if.B)after.C)because.
问题描述：
He didn't give up smoking_____there was something wrong with his lung.A)if.B)after.C)because.
A)if.B)after.C)because.D)until
答
选择D,这句话的意思是：直到他的胃出了问题,他才戒烟.not...until .固定搭配