Present-Perfect-Tense讲解PPT课件
合集下载
相关主题
- 1、下载文档前请自行甄别文档内容的完整性,平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益,请联系客服反馈,我们会尽快为您处理(人工客服工作时间:9:00-18:30)。
Present Perfect Tense
1
1 现在完成时的基本用法: 1)现在完成时表示一件已发生的事,这事往往与现在的情况有联
系:
• I’ve lost my key. 我的钥匙丢了。(因此无法进屋)
• She’s gone to town. 她进城去了。(现在在城里)
• I’ve got a letter from my aunt. 我收到姨母的一封信。(因
了十多年了。
• He has worn glasses since his childhood. 他从
小就戴眼镜。
• Has he written since he left home? 他离家之后来
过信吗?
• How long have you known her? 你认识她多久了?
5
5)也常常单独使用百度文库需任何状语:
了?
6)这个时态还可表示持续到现在的状态,要使用持续性动词:
• How long has he been ill? 他病了多久了?
• The strike has continued for several weeks. 罢工已持
续了几个星期。
• He has lived here all his life. 他一辈子都住在这里。
到现在为止他在学校表现很好。
• Up to / till now, the work has been easy.
到现在为止,这工作还算容易。
• I’ve seen little of her in the past ( last) few years.
过去几年中我很少见到她。
注意: in the last/past + time 用于现在完成时
此知道她的近况)
• The lift has broken down. 电梯坏了.(因此我们得爬楼梯)
• Peter has had a bad car crash. 彼得除了严重车祸。(可
能送医院了)
• I’ve washed my car. 我洗过车了。(因此很干净) • He hasn’t come back yet. 他还没回来。(我们还在等他)
- No, not yet. (还没有) • Jane has rung me up three times this morning
already. 简今天早上已给我打过三次电话。
• Have you ever talked to him about it?
你曾和他谈过这事吗?
• Have you seen Lewes recently? 你最近见到过路易斯
4
4)还常和for及since 引导的状语或与how long 连用: • I haven’t seen you for ages. 我好久没见到你了。 • He hasn’t cleaned his room for months. 他有好
几个月没打扫这房间了。
• We’ve lived here for over ten years. 我们在这里住
• - Have you had your supper yet? (你吃饭了吗?)
- Yes, I have. 吃过了(不饿了) 2
2) 常与just, already, yet, still, recently, lately (最 近), over 这类副词连用:
• He’s just left. 他刚走。 • - Has he phoned you yet? (他给你打电话了吗?)
吗?
• He still hasn’t finished his work. 他的工作还没干完。 • There have been some changes lately. 近来有些变化。
3
3)也可和表示从过去某时到现在这段时间的状语连用: • I haven’t seen him today. 今天我没见过他。 • How many letters have you received this week? 这星
• We’ve been good friends since we were children. 我
们从小就要好。
6
2 现在完成时与一般过去时的比较 1)两个时态都谈已发生的事,差别在于现在完成时表示的
动作与现在有关系,或是对现在有影响,或谈从过去到现 在这一段时间里发生的事;一般过去时单纯谈过去的事, 与现在没有关系。
期你收到多少封信?
• They have turned out over 1,000 cars this month.
这个月他们生产了一千多辆汽车。
• He has made several trips to Paris this year. 今年他
去过几趟巴黎。
• So far he has done very well at school.
2)有些动作(显然是过去的动作),尽管没有时间状语,仍用过去 时:
注意:
1)when,what time常用于一般过去时,问具体 的过去时间,不能用在现在完成时:
2)有些动作(显然是过去的动作),尽管没有时 间状语,仍用过去时:
Extra: Who washed the car? Who has washed the car? I read the story before. I have read the story.
• She has found a new job. 她找到了一份新工作。
• We’ve sent some people to help them. 我们已派了几个
人去帮助他们。
• I’m sorry. I’ve broken your cup. 对不起,我把你的杯子打
破了。
• Who has taken my dictionary away? 谁把我的字典拿走
7
注意:
1)when,what time常用于一般过去时,问具体的过去时间,不 能用在现在完成时:
• - When did you get back?
- I got back last week.
• - How long have you been back? - I’ve been back for a week.
1
1 现在完成时的基本用法: 1)现在完成时表示一件已发生的事,这事往往与现在的情况有联
系:
• I’ve lost my key. 我的钥匙丢了。(因此无法进屋)
• She’s gone to town. 她进城去了。(现在在城里)
• I’ve got a letter from my aunt. 我收到姨母的一封信。(因
了十多年了。
• He has worn glasses since his childhood. 他从
小就戴眼镜。
• Has he written since he left home? 他离家之后来
过信吗?
• How long have you known her? 你认识她多久了?
5
5)也常常单独使用百度文库需任何状语:
了?
6)这个时态还可表示持续到现在的状态,要使用持续性动词:
• How long has he been ill? 他病了多久了?
• The strike has continued for several weeks. 罢工已持
续了几个星期。
• He has lived here all his life. 他一辈子都住在这里。
到现在为止他在学校表现很好。
• Up to / till now, the work has been easy.
到现在为止,这工作还算容易。
• I’ve seen little of her in the past ( last) few years.
过去几年中我很少见到她。
注意: in the last/past + time 用于现在完成时
此知道她的近况)
• The lift has broken down. 电梯坏了.(因此我们得爬楼梯)
• Peter has had a bad car crash. 彼得除了严重车祸。(可
能送医院了)
• I’ve washed my car. 我洗过车了。(因此很干净) • He hasn’t come back yet. 他还没回来。(我们还在等他)
- No, not yet. (还没有) • Jane has rung me up three times this morning
already. 简今天早上已给我打过三次电话。
• Have you ever talked to him about it?
你曾和他谈过这事吗?
• Have you seen Lewes recently? 你最近见到过路易斯
4
4)还常和for及since 引导的状语或与how long 连用: • I haven’t seen you for ages. 我好久没见到你了。 • He hasn’t cleaned his room for months. 他有好
几个月没打扫这房间了。
• We’ve lived here for over ten years. 我们在这里住
• - Have you had your supper yet? (你吃饭了吗?)
- Yes, I have. 吃过了(不饿了) 2
2) 常与just, already, yet, still, recently, lately (最 近), over 这类副词连用:
• He’s just left. 他刚走。 • - Has he phoned you yet? (他给你打电话了吗?)
吗?
• He still hasn’t finished his work. 他的工作还没干完。 • There have been some changes lately. 近来有些变化。
3
3)也可和表示从过去某时到现在这段时间的状语连用: • I haven’t seen him today. 今天我没见过他。 • How many letters have you received this week? 这星
• We’ve been good friends since we were children. 我
们从小就要好。
6
2 现在完成时与一般过去时的比较 1)两个时态都谈已发生的事,差别在于现在完成时表示的
动作与现在有关系,或是对现在有影响,或谈从过去到现 在这一段时间里发生的事;一般过去时单纯谈过去的事, 与现在没有关系。
期你收到多少封信?
• They have turned out over 1,000 cars this month.
这个月他们生产了一千多辆汽车。
• He has made several trips to Paris this year. 今年他
去过几趟巴黎。
• So far he has done very well at school.
2)有些动作(显然是过去的动作),尽管没有时间状语,仍用过去 时:
注意:
1)when,what time常用于一般过去时,问具体 的过去时间,不能用在现在完成时:
2)有些动作(显然是过去的动作),尽管没有时 间状语,仍用过去时:
Extra: Who washed the car? Who has washed the car? I read the story before. I have read the story.
• She has found a new job. 她找到了一份新工作。
• We’ve sent some people to help them. 我们已派了几个
人去帮助他们。
• I’m sorry. I’ve broken your cup. 对不起,我把你的杯子打
破了。
• Who has taken my dictionary away? 谁把我的字典拿走
7
注意:
1)when,what time常用于一般过去时,问具体的过去时间,不 能用在现在完成时:
• - When did you get back?
- I got back last week.
• - How long have you been back? - I’ve been back for a week.