现在完成时ppt课件.ppt

文档介绍：现在完成时ppt课件
Present perfect tense
现在完成时态
8BUnit 2
Grammar 1
现在完成时：
：主语+have/has+动词过去分词
用法一：从过去开始并发生的动作，对现在造成的影响产生的结果。）
常与already（已经），ever（曾经）never(从不，从 没) ,just(刚刚)；yet（还），before（以前），once，twice，many times，等时间副词或状语连用;所用动词为一般短暂性动词）
现在完成时中have been to, have gone to 和have been in的区别：
have been to 曾经去过某地（已返回）
Someone went to some place and has already
come back
have been in 去某地一段时间
someone stay in some place for some time

have gone to 去了某地 （没有回来）
Someone went to some place and is still there
A
B
A
A
B
B stay
have been to 强调“去过某地已回来，现在人已不在那里”后面可接表示次数的状语。
eg：他去过美国三次。
He has been to the USA three times. (表示去过美国，现在人不在美国)
have gone to强调“去了”现在人已不在说话现场，而是在“去的地方或在去的途中”
---Where is your mother？
---She has gone to the 。(表示在去医院的途中或在医院里面)
have been in/at强调已在某地停留一段时间，现在仍在那里
They have been at the bus stop for half an hour.
他们已在车站呆了半个小时。（现在仍在车站）
They have been in Shanghai for three days.
have gone to Japan before. ( )
scenery of Mount Fuji is very beautiful, I have been to there twice. ( )
father has been to Beijing .He won’t be back
until next week( )
4How long has Kitty been in Hongkong.( )
have you gone?( )
True or false?
F
F
F
F
T
been
gone
been
: Where’s Jim, Li Lei?
B: He ______________his school library.
Greens _____________China for three years.
_____________the Great Wall twice. It’s very beautiful.
4. _______you ever __________ Shanghai?
5. Lily isn’t in the classroom. She __________ the lab.
__________ China since 5 years ago.
has gone to
have been in
have been to
Have
been to
has gone to
Has
been in
Fill in blanks
Have been to/in have gone to
。
She has been to Shanghai before.
。
She has been in Shanghai for ten years.
。
He has gone to Shanghai.
translations
瞬间动作不能于表示一段时间的短语连用，应改用持续性动词。
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×
×
×
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×
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(