问题
选择题
Tom______half an hour doing his homework and listening to pop music ______him 20 minutes.
A．costs; spends
B．spends; take
C．takes; costs
D．spends; takes
答案
答案：D
题目分析：句意：汤姆花半个小时做作业，听流行音乐花费他20分钟。spend time (in) doing sth. 花费时间做某事。doing sth. costs (sb.) ＋时间,，做某事花了（某人）多少时间。故选D。