1. All the bees that had been at the nearby feeding place were doing the circling dance. (Reading)
[考点]过去进行时常用来表示过去某一时刻正在进行的动作。此外，它也可用于表示“过去某一动作发生时，另一动作正在进行”，常用于下面句型：“主语+was/were+v-ing+when+主语+过去式”。如：
My father was watching TV when I entered the room. 当我进来时，父亲在看电视。
[考例]
—What’s wrong with your coat?
—Just now when I wanted to get off the bus, the man next to me _______ on it.（重庆2005）
A. sat B. had sat C. had been sitting D. was sitting
[点拨] 本题选D。答语意为“刚才当我要下车时，我旁边的那个人正坐在我的衣服上（可能衣服被坐皱了，或者是扯了）。”
2. Next, von Frisch and his colleagues set up a feeding place close to the hive. （Reading）
[考点] 句中close为形容词。close用作副词时，意为“接近，靠近”；closely意为“紧紧地；仔细地，严密地”。如：
I couldn’t get close enough to see. 我无法靠得很近去看清楚。
He walked into the room, closely followed by the rest of the family. |
