问题补充:
—Why do you collect so many old bikes?
—IIl have them _ and give away to the children who don have bikes.
A. used up
B. given up
C. fixed up
D. set up
答案:
A. used up
B. given up
(答案→)C. fixed up
D. set up
解析:used up用完,耗尽; given up放弃,交出; fixed up修理,解决;set up建立,开业。句意:你为什么修理这么多旧自行车?——我要把它们修理一下,然后送给那些没有自行车的孩子们。结合语境可知选C。