be off to 举个例.
问题描述：
be off to 举个例.
答
1.The three astronauts are scheduled to blast off(to be blasted off) on Wednesday.三个航天员定于星期三出航.2.to be off liquor 戒酒3.He seems to be off his game.他看上去比赛状态不佳.4.Then,we must get ...