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选修7《Grammar》精品PPT课件优质课下载
Unless invited to speak, you should remain silent at the conference.
He?failed?in?the?competition, blamed?by? his?companions.
分词作状语的结构：
V-ed + 其它， S +V+其它
连词 + V-ed +其它，S + V+ 其它
S + V + 其它，V-ed + 其它（伴随或结果）
1.When our future school is seen from the space, our future school looks like a plate.
Seen from the space, our future school looks like a plate.
our future school
Combine the two sentences
When it is seen from the hill, the park looks very beautiful.
Seen from the hill，the park…
可在过去分词前加上连词when, while, until等来强调时间概念。
Don’t speak until you are spoken to.
Don’t speak until spoken to.
1. V-ed分词作时间状语（time）
2. Because She is surprised at the schoolbag,
she turns her head back to find out what happens.
Surprised at the schoolbag ,she turns her head back to find out what happens.
Our future schoolbag
2. V-ed分词作原因状语（cause）
Because the boy was greatly touched by his teacher’s words, he did a lot of things to help his classmates.
Greatly touched by the teacher’s words…
Because he was surprised at what happened, Tom didn’t know what to do.
Surprised at what happened…