中级美式英语  第十五课

一、本课要点及示例

在这一课里我们要复习现在完成式, 并且要学习两个时常跟现在完成式句子一起用的连词, 一个是 since, s-i-n-c-e, since, 一个是 for, f-o-r, for.

现在我们还是按照惯例, 先请英文老师念一段会话,请你听的时候特别注意两

位英文老师的发音和语调.

M: Where have you been, Kate?

F: I've been at the garage for the last two hours.

M: What happened? Did you have an accident?

F: No, nothing happened. But we haven't had the car checked since February. It's needed an oil change for a long time.

M: I know. Have you gotten the car back?

F: No. They've worked on it since four thirty, but they haven't finished it yet.