单选题 He spent a lot of time ______ learning English.

【正确答案】 A
【答案解析】[分析] 测试点是动词与介词搭配。spent sometime in doing sth或spent sometime on sth都是表示“某人花费了多少时间干什么事。”但是本题介词后是动名词Learning所以只能用in不能用on.例如:She spent most of her time on her experiment.做试验花了她很多时间。He spent a lot of time in reading.他花了很多时间读书。