present perfect tense: negative, interrogative adverbs of time
TRANSCRIPT
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Present perfect tense:
negative, interrogativeadverbs of time
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Negative statements are formed like this.no
t I have finished.
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Negative statements are formed like this.
I have not/haven’t finished.
You have finished.
not
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Negative statements are formed like this.
I have not/haven’t finished.
You have not/haven’t finished.
She has finished.
not
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Negative statements are formed like this.
I have not/haven’t finished.
You have not/haven’t finished.
She has not/hasn’t finished.
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Questions are formed like this.
I have finished.
You have finished.
She has finished.
Have I finished?
Have you finished?
Has she finished?
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Adverbs of time
JustAlready/yetOnce/twiceEver/neverSince/for
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I have done my homework yesterday.
I did my homework yesterday.
Warning!!We cannot use the Present Perfect tense with adverb of time, yesterday.
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Just
Do you want to drink tea?
‘Just’ goes in the middle of the sentence.
No, I have just drunk tea.
In the Present Perfect tense, we use just for the events that recently occured.
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Already / yet
Have you eaten the apples yet? (question)
‘Yet’ goes at the END of the sentence or question.
No, I haven’t eaten the apples yet. (negative)
In the Present Perfect tense, we use yet with questions or negative (no) sentences.
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Already / yet
Have you eaten the apples yet? (question) Yes, I’ve already eaten the apples. (positive)
‘Already’ goes in the MIDDLE or at the END of the sentence.or Yes, I’ve eaten the apples already. (positive)
In the Present Perfect tense, we use already with positive (yes) sentences.
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once / twice
How many time have you given flowers to the pop star ? (question)
I’ve given flowers to a pop star once only.
‘once’ goes at the END of the sentence.
or I’ve given flowers to a pop star only once.
In the Present Perfect tense, we use once /twice to express frequency.
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ever / never
Have you ever celebrated the Cheung Chau Bun Festival ? (question)
No,I’ve never celebrated the Cheung Chau Bun Festival. (answer)
In the Present Perfect tense, we use ever (question) and never (answer) to express frequency.
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______ Mary _______ her homework _____?
Yes, she __________her homework _______ .
Has done yet
has done already
Already / yet excersisese.g. do
Yes, she _________________her homework.has already done
or
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______ Ben _______ his hamburger_____ ?
No, he ___________________ his hamburger
_______ .
Has eaten yet
hasn’t / has not eaten
Already / yet
e.g. eat
yet
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2 (sweep)
________ Sally and Joe ________ the
floor _______ ?
No, they____________ the floor
_____ .
1 (do)
________ Mum ________ the washing _______ ?
Yes, she _______________ the washing.
Has doneyet
has already done
Have swept
yet
haven’t swept
yet
Practice
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4 (write)
________ Mark ________ the letter
_______ ?
No, he ____________ the letter _____ .
3 (throw)
________ you ________ away the rubbish _______ ?
Yes, I ______________ away the rubbish
_______ .
Have thrownyet
’ve / have thrown
Has written
yet
hasn’t written yet
already
Practice
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5 (have)
_______ you ______ _______ breakfast in your bed?
No, I ____________ ________ breakfast in my bed.
Have had
have never had
Practice
ever
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For, Since
Events that began in the past and haven't changed:
e.g. I’ve grown flowers for two years.
2012-nowNow is 2014.
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We use the present perfect tense with since and for to say how long an action has lasted.
Since, For
I have played the piano since 2010.
I have played the piano for four years.
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Since
Since is used for: start of the time a particular time
Since Monday
Present Past
Monday
start of the time
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Since
We use since with the present perfect tense to refer to the starting point of an action.
I have studied at this school since 2011.
(2011 is a point of time, not a period of time.)
Now 2014
starting time2011
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Since can be used with ............
Since
9 o’clock
last weekend
Christmas
12:30
2001
April 4th
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Sample sentences with Since
I have been in the office since 9 o’clock.I have lived in Buffalo since 2006.She has known John since December 12th.We haven’t taken a test since last week.I have had a driving license since I was 18.They have taken this class since January.It hasn’t snowed since two weeks ago.
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For
For is used for: a period of time a duration of time
1 2 3 4
For four days
Present
Past
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For
We use for with the present perfect tense to refer to a period of time.
I have studied at this school for two
years.
( ‘Two years’ is a period of time, not a point of time.)
Now 2014
starting time
since 2012
period of time (for two years)
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For can be used with ………….
For
an hour
a long time
ten second
s
a decade
ten minute
s
five years
a month
two weeks
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Sample Sentences with For
I have waited for my friend for an hour.I have studied English for a month.It hasn’t snowed for more than two
weeks.Have you been in Buffalo for a long time?She has been in Canada for five years.They haven’t slept for a whole day.I have talked with my mother for 10
minutes.
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Practice (1)Use since or for.
1 I have had piano lessons _____ ten years.
2 Peter has collected stamps _____ 2003.
3 Amy has grown flowers _____ last month.
4 My brother has played football _____ two years.
5 John and Jenny have been friends _____ eight months.
6 They have done ballet _____ 2000.
7 My father has driven his car _____ 1996.
for
for
for
sincesinc
e
since sinc
e
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Let’s compare since with for !
I have had this book _______ May 1st.I have had this book _______ two weeks.
I have been in Ankara _______ 2007.I have been in Ankara _______ for seven
year.
I have known him _______ two years.I have known him _______ 2012.
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How long …?
How long
have played football? collected stickers? learnt the piano?has
you
heshe
played football collected stickers learnt the piano
since
for
2013.
one year.
I
HeShe
have
has
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How long… ?
paint pictures, 2009
A: How long have you painted pictures?
B: I have painted pictures since 2009.
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grow flowers, six months
A: How long have you grown flowers?
B: I have grown flowers for six months.
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play the violin, five years
A: How long have you played the violin?
B: I have played the violin for five years.
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Know, your best friend,Ten years
A: How long __________________________ ?
B: I _________________________________ .
have you known your best friendhave known my best friend for ten
years
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How many times …?
How many times
have been to a concert? travelled alone? has
you
heshe
been to a concert only once. travelled alone twice.
I
HeShe
have
has
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visit,Rome,only once
A: How many times ___________________ ?
B: I________________________.
have you visited Rome have visited Rome only once
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sleep, a tent, never
A: How many times ___________________ ?
B: I_______________________.
have you slept in a tent have never slept in a tent
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Practice (past simple or present perfect)e.g. I _______ a dress two weeks ago. (make)
made
1 I ______________ in Hong Kong since 1990. (live)
2 My parents _______ our house in 2000. (buy)
3 Miss Lee ___________ at my school for two years. (teach)
4 Tom _______ his uncle one month ago. (visit)
5 Polly and Dolly __________ friends since last year. (be)
6 The baby __________ for four hours. (sleep)
have lived
bought
has taught
visited
have been
has slept