中考知识点图文解析 since 和 for 的区别

since +从句（从句谓语动词用过去式）
since 1995 past present
lived
e.g. She works in the school since 1995.
sinc来自百度文库 +时间点
since two hours ago past present
8:00
10:00
e.g. He has waited for Tom since two hours ago.
Fill in the blanks with for or since. 1. His father has been dead ______ since he was ten years old. 2. Michael has been away from the army ______ for six years. 3. He has been in Chongqing _______2003. since 4. My brother has had a car ______ for two months. 5. Tom has kept a book ______ since 5:00 a.m.
e.g. I have been in the new school for a week.
for + 时间段
..., but the city has improved a lot since I came here a few years ago. since I came here a few years ago past came here present
since+时间点
since+从句
Look carefully and think about the differences between since and for in 1a. Then complete the sentences with since or for and listen and check.
初中英语
SINCER & FOR 的区别
中考英语重点知识点解析
By April Lin
Try to complete the sentences with since or for. for a 1. You have been in New York _____ long time. 2. The city has improved a lot _____ since I came here a few years ago.
THANK YOU!
By April Lin
since + 时间段+ago
for+时间段
I have worked in the school for three years .
=I have worked in the school since three years ago . since+时间段+ago
=I have worked in the school since 2011. =I have worked here since I came to the school .
1.I have lived in Beijing ______ for three years. since ______2011. 2. He has waited for Tom ______ since two hours ago. ______ two hours. for 3. We have learned chemistry ___ for one month. ____ the new term since began.
sb. have/ has been in... 某人一直在…… You have been in New York for a long time. for a long time past came to New York present
for a week past present
last week