问题补充:
—Where are you ?
—I’m going to the airport to my friend.
A. heading on; pick up
B. going for; pick down
C. heading for; pick up
D. heading away; pick down
答案:
A. heading on; pick up
B. going for; pick down
(答案→)C. heading for; pick up
D. heading away; pick down
解析:短语辨析。. heading on面向;pick up捡起,接人; going for去找,被认为;pick down摘下。heading for出发,去向; heading away前进。句意:你要去哪儿?——我要去机场接我的朋友,故选C。