发布网友 发布时间:2024-10-24 10:47
共2个回答
热心网友 时间:7分钟前
注意持续动作和短暂动作的转换
1 we have had the book for 3 years
we bought the book 3 years ago
2 he has had a cold for 3 days
he caught a cold 3 days ago
3 I have kept the book since last week
i borrowed the book last week
4 i have been a student for more than 2 years
i became a student more than 2 years ago
5 Mr black has been dead for 3 years
Mr black died 3 years ago
6 xiaoming has served the army for half an year
xiaoming joined the army half an year ago
7 we have been at school for 8 years
we started school 8 years ago
8 the class has been over for 10 minutes
the class finished 10 minutes ago
9 the film has been on for an hour
the film started an hour ago
10 the door has been open for half an hour
the door opened half an hour ago
热心网友 时间:7分钟前
1.我们买这本书3年了
we have had this book for three years.
2.他感冒三天了
he has caught a cold for three days.
3.自从上周我姐的这本书
I have kept the book since last week.
4.我成为一个学生两年多了
I've been a student for over two years.
5.Mr Black 死了三年了
Mr Black has been dead for three years.
6.小明参军半年了
xiaoming joined the army half a year ago.
7.我们上8年学了
we went to school eight years ago.
8.下课10分钟了
the class has been over for ten minutes.
9.电影开始一小时了
the film started an hour ago.
10门打开半小时了
the door has been open for half an hour.