Unit 4
Topic 3 The Great Wall is a symbol of the Chinese nation
Section A
1. Lots of them were pulled down in the 1960s.
二十世纪60年代许多旧城被拆掉了。
此句用了被动语态,结构为:be + 动词过去分词,本句为一般过去时态的被动语态,动词be用was / were,如:
The first robot was invented in 1921.
第一台机器人是1921年发明的。 |