for since辨析

Question

如题所述

Answer 1

辨析：for 与since
for其后只能接表示“一段时间”的名词性短语，可用于多种时态，表示动作或状态持续时间段长短。
e.g. I have lived in this city for five years. 我在这座城市居住了5年了。
He usually sleeps for twelve hours every day. 他通常每天睡12个小时。
since 其后接表示“时间点”的短语或从句（过去时），也可以接“一段时间+ago”，常用于完成时态；还用于句型：“It is +时间段+since+一般过去时的句子”。表示过去某个时间发生并持续到说话时的动作或状态。
e.g. It is two years since I came to China. 自从我到中国以来已经两年了。
She has worked here for five years. =She has worked here since five years ago.
她在这儿工作5年了。
即学即用：
1.____have you been learn English.
—I have been learn English for six years.
A. How long B. How often C. How far
2.___can you be ready, Andy?
----In ten minutes.
A How much B How often C How long D How soon
3.____yogurt do you need? ['jɒgət]酸乳酪
____Three cups.
A. How long B. How far C. How long D. How much
4.Xiao Wang, _____will it take to fly to Guangzhou?
—Sorry, I do not know.
A. how far B. how soon C. how many D. how long
5.用for/since填空
1） He has lived in Nanjing ________ the year before last.
2）. I’ve known him __________ we were children.
3）Our teacher has studied Japanese _________ three years.
4）She has been away from the city ___________ about ten years.
5） It’s about ten years __________ she left the city.
参考答案：ADDD since/since/for/for/since