问题
选择题
---- Sorry, I have to ______ now. It’s time for class.
---- OK, I’ll call back later.
A．hang up
B．break up
C．give up
D．hold up
答案
答案：A
考查动词短语词义辨析。本题创设的语境是打电话。break up 拆散；分解；giveup 放弃；hold up延误，阻挡；hang up 挂断（电话），挂起;符合语境，故选A。