Sam spends two hours _______ his homework every day.A．to Wap版

试题详情及答案解析

Sam spends two hours _______ his homework every day.

A．to do

B．doing

C．do

D．does

答案：B

试题分析：句意:萨姆每天花费两个小时做他的作业。Spend time/money (in)doing sth花费时间/钱做某事。故选B。
考点：考查非谓语动词用法。