VOA慢速英语:Are You Progressing with Progressive Tenses?

短语讲解：

1. Today we are going to look at the progressive verb tenses.

look at 看; 审视; 评判
例句：It isn't the waistcoat that I look at. It is the heart.
我看人倒不是凭衣裳，是凭良心。

2. We will start with the present progressive, the most common progressive tense.

start with 以…开始
例句：Our group had five members to start with.
我们小组开始时只有五个人。

3. It is possible to have two progressive actions in the same sentence if the two actions are happening at the same time.

at the same time 同时; 一起; 但是
例句：The machines all started up at the same time.
所有的机器都同时开动了。