Question

19．因为下大雨，他让我等了两个小时．
Because of the heavy rain，he kept me waiting for two hours．

Answer 1

分析 he kept me waiting for two hours．

解答 答案：he kept me waiting for two hours．表示的是过去的事情用一般过去时，表示让某人一直做某事keep sb doing sth，主语he，keep的过去式kept，等待wait，故he kept me waiting，for+一段时间，表示动作持续了一段时间，故for two hours，故答案是he kept me waiting for two hours．

点评 keep doing 或者 keep on doing 表示不间断的做某事，保持某一种状态
keep sb doing sth 使某人做某事
keep sb from doing sth 阻止某人做某事