初二下册英语unit 3重点语法,栏目:八年级英语语法,初中英语学习方法大全 ,http://www.jiaoyu880.com 。
Unit 3 What were you doing when the UFO arrived?
过去进行时态
do/does 的过去进行时态形式:(was/were) doing
do/does 的过去进行时态的被动语态:(was/were) being done
过去将来时态的肯定句、否定句和疑问句形式:
肯定句例句:I was walking down the street when a UFO landed.
否定句例句:I wasn‘t walking down the street when a UFO landed.
一般疑问句例句:Were you walking down the street when a UFO landed?
特殊疑问句例句:What were you doing when a UFO landed?
动词 when 和 while 的选择:when 后加瞬间动词,while 后加延续性动词。
例句:The boy was walking down the street when the UFO landed.
=While the boy was walking down the street, the UFO landed.
感叹句
结构:(1) How + adj. + the + 主语 + 谓语动词
=(2) What + (a/an) + [adj.] + n. + 主语 + 谓语动词
例句:What a beautiful flower [it is]!
=How beautiful the flower is!
What beautiful flowers [they are]!
=How beautiful the flowers are!