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现在完成时讲解经典PPT课件
He has been here since 6 o’clock. 5.我离开家乡已十年了。
I have left hometown for 10 years. W
I have been away from hometown for 10 years.
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have been 与have gone 的用法比较
have been to 意思是“到过，去过”，表示曾经到过某处，但现在人不在 那儿。
have gone to 意思是“去了”，表示已经去了某地，现在人可能在去的途 中或已在那儿了。
have been in 意思是“呆在某处一段时间了”
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第28页主/共菜4单1页
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用have been to, have gone to, have been in的 适当形式填空
past
present(now)
future
do my homework
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现在完成时的主要用法
1.表示过去发生的某一动作对现在造成的影响或结果。
-- It’s so dark. --Someone has turned off the light. (有人刚把灯关了,对现在造成的结果是:现在很黑) -- Are you free? --I have finished my homework. I am free (我已经完成了家庭作业,对现在造成的结果是很有空)
1. - Where is Tom? – He has gone to the library.
2. How many times have you been to Paris?
3. I haven’t seen you for a long time. Where have
I have left hometown for 10 years. W
I have been away from hometown for 10 years.
上一页
第27页主/共菜4单1页
下一页
have been 与have gone 的用法比较
have been to 意思是“到过，去过”，表示曾经到过某处，但现在人不在 那儿。
have gone to 意思是“去了”，表示已经去了某地，现在人可能在去的途 中或已在那儿了。
have been in 意思是“呆在某处一段时间了”
上一页
第28页主/共菜4单1页
下一页
用have been to, have gone to, have been in的 适当形式填空
past
present(now)
future
do my homework
第3页/共41页
现在完成时的主要用法
1.表示过去发生的某一动作对现在造成的影响或结果。
-- It’s so dark. --Someone has turned off the light. (有人刚把灯关了,对现在造成的结果是:现在很黑) -- Are you free? --I have finished my homework. I am free (我已经完成了家庭作业,对现在造成的结果是很有空)
1. - Where is Tom? – He has gone to the library.
2. How many times have you been to Paris?
3. I haven’t seen you for a long time. Where have
现在完成时态公开课ppt课件
the Present Perfect Tense
Form: have/has + done Negative form: have/has not done Question form: Have/Has +主语+done
No Image
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
现在完成时 PK 一般过去时：
• 现在完成时: 强调动作对现在产生了结
果和影响.
2.一般过去时: 只表示过去的动作和状态.
强调动作. 若有时间状语：yesterday, last week，…ago, in1980, in October,
justNo Image
now,用一般过去时
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
Summary (4):
我们用现在完成时表示反复发生的动作。
• You don't need to describe her. I ___ her several times.
• While we have not dismissed the idea, we are looking into other possibility as well.
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
Form: have/has + done Negative form: have/has not done Question form: Have/Has +主语+done
No Image
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
现在完成时 PK 一般过去时：
• 现在完成时: 强调动作对现在产生了结
果和影响.
2.一般过去时: 只表示过去的动作和状态.
强调动作. 若有时间状语：yesterday, last week，…ago, in1980, in October,
justNo Image
now,用一般过去时
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
Summary (4):
我们用现在完成时表示反复发生的动作。
• You don't need to describe her. I ___ her several times.
• While we have not dismissed the idea, we are looking into other possibility as well.
严格执行突发事件上报制度、校外活 动报批 制度等 相关规 章制度 。做到 及时发 现、制 止、汇 报并处 理各类 违纪行 为或突 发事件 。
现在完成时ppt课件
((√×))
He has joined the League member for two years. ( ×)
√ He has been a League member for two years. ( )
他已入团两年了。
The man has been dead for several years. The man has died for several years. 这个人已经死了几年了。
• Mr. Green _h_a_s__b_e_e_n_ (be) in China these
years.
• They _h__a_v_e_w_r_i_t_te_n_(write) 15 songs so far.
• The population __h_a_s__g_r_o_w_n__ (grow) more
slowly in the past ten years.
现在完成时的谓语动词
1延续性动词：learn, work, know, walk, keep, have, wait, sing, read, sleep, live, stay
延续性动词用法特征： 延续性动词可以用于现在完成时，其完成时态可与表 示一段时间的状语连用。（for ten years, since last year, since two years ago, during the past three years, how long等）
have been to 曾经去过某地（已返回）
Someone went to some place and has already
come ban 去某地一段时间
someone stay in some place for some time
现在完成时公开课ppt课件
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注意点一:
since 的用法
1.
+具体的过去时间
since 2008
since
since last Sunday
+…ago since two years ago
+句子(过去时)
2. It is /has been +一段时间 + since 从 句.(自从某事发生已有一段时间了. )
It is /has been two years since my brother joined the army.
4.He has taught English since he came here.
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练一练：用for和since填空。
__f_o_r__three hours __f_o_r___a week _s_in_c_e__three o’clock ___f_o_r __a long time
__f_o_r __two days
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already和yet的区别
already常用于肯定句中或句末； yet常用于一般疑问句或否定句末。 但表惊讶时already也可用于疑问句。
e.g. 1.Tom has already finished his work. 2.Tom hasn’t finished his work yet. 3.What!Have you already finished it?
4. 这本书我已借了4个月了.
I have borrowed the book for 4 months.
X X
X X
实义动词分为: 1) 瞬间动词 (die, join, leave, borrow等) 2)延续动词 (wait, know , learn 等)
八年级下册现在完成时讲解与练习ppt课件
What has he just done?
3. Mum’s cooked the dinner.
. Who has cooked the dinner?
4. Susan’s learned English at school.
Where has Susan learned English?
（for+表示一段时间的词组，since+表示过去某一时刻的词或词
动词填空：
1._H__a_v_e__ you __c_l_e_a_n_e_d____(clean) the room? Yes, we__h__a_v_e__d_o_n_e___(do) that already. When __d_id____ you __d_o___(do) it? We __d_id____(do) it an hour ago.
把下列句子改为一般疑问句
• I’ve already had dinner. Have you already had dinner?
2. He has just finished his homework. Has he just finished his homework?
3. Mum’s cooked the dinner. Has mum cooked the dinner?
常见的--begin, start, finish, go, come, leave, find, get up, arrive, reach, get to, enter, hear, stop, open, close, become, buy, borrow, lend, happen, join, lose, renew, die, take away, put up, set out, put on, get on/off等
3. Mum’s cooked the dinner.
. Who has cooked the dinner?
4. Susan’s learned English at school.
Where has Susan learned English?
（for+表示一段时间的词组，since+表示过去某一时刻的词或词
动词填空：
1._H__a_v_e__ you __c_l_e_a_n_e_d____(clean) the room? Yes, we__h__a_v_e__d_o_n_e___(do) that already. When __d_id____ you __d_o___(do) it? We __d_id____(do) it an hour ago.
把下列句子改为一般疑问句
• I’ve already had dinner. Have you already had dinner?
2. He has just finished his homework. Has he just finished his homework?
3. Mum’s cooked the dinner. Has mum cooked the dinner?
常见的--begin, start, finish, go, come, leave, find, get up, arrive, reach, get to, enter, hear, stop, open, close, become, buy, borrow, lend, happen, join, lose, renew, die, take away, put up, set out, put on, get on/off等