2009 Tianjin Question 6 Single-choice Differentiating 2009_天津卷 (英语) 6. (1分)﹣﹣﹣﹣﹣Sorry,$I have to ______ now$.It's time for class.﹣﹣﹣﹣﹣OK,I'll call back later. ( ) A. hang upB. break upC. give upD. hold up Answer keyA ☆ SaveCan't do it, show the explanation查看原卷 →