Present perfect tense (II) Chapter 9, Book 5B New Welcome to English Second Edition.

Present perfect tense (II)

Chapter 9, Book 5BNew Welcome to

EnglishSecond Edition

Present perfect tense

We form the present perfect tense with have/has + past participle.

IIYouWe

They

the milk.have drunk

He He She She

ItItthe milk.has drunk

Present perfect tense

did have / has donemade have / has

madegrew have / has grown

fell have / has fallen

do

makegrow

fall

Present Past Present perfectIrregular verbs

Regular verbsPresen

tPast Present perfect

visit visited have / has visitedenjoy enjoye

dhave / has enjoyedtalk talked have / has

talkedhelp helped have / has helped

Present perfect tense

We use the present perfect tense to talk about completed actions.

e.g. (a) Charlie is eating the sandwich.

(b) Charlie has eaten the sandwich.

Present perfect tense

We do not usually use these phrases with the present perfect tense (e.g. yesterday, last week, in 1999, on Monday).

I have washed the dishes yesterday.

We use the present perfect tense when we do not know the time of an action.

I washed the dishes yesterday.OR

Now you try.

1 You ______________ a picture. (draw)

have drawn

2 Peter ___________ a camel. (ride) has ridden

3 Tom ___________ in a helicopter. (fly)

has flown

4 Tina ____________ a letter to Santa Claus. (write)

has written

Present perfect tense

We use the present perfect tense to talk about actions that started in the past and continue to the present.

e.g. I’ve grown flowers for two years.

2000-2002

Present perfect tense

We use the present perfect tense with since and for to say how long an action has lasted.

Present perfect tenseSince We use since with the present perfect tense to refer to the starting point of an action.e.g. I have studied at this school since 1997.

(1997 is a point of time, not a period of time.)

Now 2002

starting time

(1997)

ForPresent perfect tense

We use for with the present perfect tense to refer to a period of time.

e.g. I have studied at this school for five years.

( ‘Five years’ is a period of time, not a point of time.)

Now 2002

starting time

since 1997

period of time (for five years)

Now you try.Use since or for.

1 I have had piano lessons _____ ten years.

2 Peter has collected stamps _____ 1990.

3 Pam has grown flowers _____ last year.

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

Present perfect tense We use How long … with the present perfect tense to ask the length of a period of time.

e.g. How long have you stayed here?

We use either since or for to answer How long questions.

e.g. I have stayed here since 1992. OR

I have stayed here for ten years.

Now you try.

e.g.

Now 2002

1995 / 7 years

How long have you played the piano?I have played the piano since 1995.

I have played the piano for seven years.

Now 10

o’clock

6 o’clock / 4 hours

How long has Betty studied?

She has studied since six o’clock.

She has studied for four hours.

Now

2002

1999 / 3 years

How long have you collected shells?I have collected shells since 1999.

I have collected shells for three years.

Now

2002

1996 / 6 years

How long have you done ballet?

I have done ballet since 1996.

I have done ballet for six years.

Now

2002

1982 / 20 years

How long has he been a postman?He has been a postman since 1982.

He has been a postman for twenty years.

actions that happened in the past

actions that started in the past and continue to the present

actions that have just finished

e.g. I sang yesterday.

e.g. I’ve sung for two hours.

e.g. I’ve just sung a famous song.

Summary

Past Tense Present Perfect Tense

Summary

Past Tense Present Perfect Tense

We know the specific point of time of the action.

e.g. I drew a picture last night.

We do not know the time of the action.

e.g. I’ve drawn a picture already.

verb - 1 word

e.g. I drew a picture.

verb - 2 words

e.g. I’ve drawn a picture.

Summary

Past Tense Present Perfect Tense

Hint words: yesterday, last night, last Sunday, last year, ago, in 2000

Hint words: since, for, already, just, yet, ever

Practicee.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

Practice

I ___________ (study) in this school for five years. I _________ (come) to this school when I was five. The school __________ (be) here since 1980. Some of the teachers ___________ (teach) at this school for many years. Miss Chan and Miss Wong _____________ (start) teaching here 15 years ago.

Use the past tense or the present perfect tense.

have studiedcame

has been

have taught

started

PracticeUse the past tense or the present perfect tense.

Tony __________ (live) in Kowloon for ten years. He _________ (move) from Hong Kong Island to Kowloon in 1992. Peter __________ (move) to Kowloon for one year. Tony and Peter ______________ (be friends) since last month.

Today is Peter’s birthday. Tony _________ (go) to Peter’s birthday party at two o’clock this afternoon. They ___________ (play) games for two hours. They are still playing now.

have been friends

moved

has moved

has lived

went

have played