各种时态.现在完成时.doc

各种时态(一般现在时…现在完成时)
一、过去的动作现在的结果
I had breakfast just now. and now I am full. 刚才我吃了早餐,现在我很饱。
=I have had breakfast. 我已经吃了早餐。
常用在现在完成时的时间状语和副词:
already/yet/recently/lately/up till now/in the past few years/before
A: Have great changes taken place in Shenzhen yet/recently/lately/up till now/in the past few years/before? 深圳已经发生巨大的改变了吗?
B: Yes, great changes have already taken place in Shenzhen in the past few years/up till now.
是的,深圳已经发生了巨大的改变。
B: Yes, great changes have just taken place in 。
3. Already(肯定句) 和yet (否定句和一般疑问句)的用法
A: Have you seen the film yet?
B: No, I haven’t yet.
B: Yes, I have already seen it. I have seen it many times.
4. have/has been to 表示去过某个地方回来了
A: Have you ever been to the Great Wall? 你去过长城吗?
B: Yes, I have been there twice/for many times. I am here。是的,去过两次/多次
5 have/ has gone to 表示:去了某个地方还没有回来.
A: Where is 海哥? Tom 在哪里?
B: He has gone to the office. He will be back in an hour. 他去了办公室, 一小时他会回来的。
6. have/ has been in 表示: 在某地呆了多久
A: Where was MW just now? 你刚才去哪?
B: MW has been to the office. She is here now. she has been in the room for a while。
MW去办公室了。她等一下会来。我在这里待了一会。
7. He came to Shenzhen a year ago. He has been in Shenzhen for a year.
他一年前来深圳,他在深圳一年了。
二、过去动作一直延续到现在
1. A: How long have you learned English? 你学英语多久了?
B:I have learned English for ten years. I have learned English since I was a child/since