Complete each sentence with fewer or less.   

 1.George worked..less.than 30 hours this  week 
2.many americans are choosing to have.fewer..Children because of the economy 
3.they made..less. money this year than last year 
4.I hope you are making..fewer.mistakes with your English since you started coming to this website 
5.there's..fewer. daylight in the winter than in the summer 
6.there are.fewer.. hours of darkness in the summer than in the winter 
7fewer...people want to go into that profession these days
8.we're using..less.water now after installing water-saving toilets 
9.he has.fewer.. opportunities to find a job without a college degree 
10.you should use...less butter in this cookie recipe than the recipe calls for

1) My sister has been a student for two year.
2) We've lived here since 1999

3) I haven't seen Linh since my birthday party.
4) She's been away for five days.
5) We've already waited for a year.
6) They have only been there for a few minutes.
7) We haven't had any rain for a very long time.
8) That building has been there since the 19thcentury.
9) I have known them for many years.
10) My brother works for a company called FPT. He has worked for them since he graduated from university.
11) He watched television for three hours.
12) They have been friends for five months.
13) My family has owned this farm since 1990

14) I have wanted that book for months.
15) I haven't seen you since Christmas.
16) We have been here since January.
17) I haven't eaten any meat for over a year.
18) She has worn the same old dress since the beginning of the month.
II. Give the correct form of the verb in the brackets in the present perfect tense.
1. I (know) have known him for ages.
2. They (live) have lived in that house for two years.
3. My brother (write) has written three books.
4. She (not break) hasn't broken her leg.
5. She (break) has broken her arm.
6. I (see) have seen an elephant several times.

7. She (have) has had that dress for ten years.
8. We (be) have been here for hours!

9. The children (not finish)haven't finished their homework yet.
10. Have you ever (be) been to the zoo?

I. Fill in " for " or " since " in each blanks:

1) My sister has been a student for two year.
2) We've lived here since 1999

3) I haven't seen Linh since my birthday party.
4) She's been away for five days.
5) We've already waited for a year.
6) They have only been there for a few minutes.
7) We haven't had any rain for a very long time.
8) That building has been there since the 19thcentury.
9) I have known them for many years.
10) My brother works for a company called FPT. He has worked for them since he graduated from university.
11) He watched television for three hours.
12) They have been friends for five months.
13) My family has owned this farm since 1990

14) I have wanted that book for months.
15) I haven't seen you since Christmas.
16) We have been here since January.
17) I haven't eaten any meat for over a year.
18) She has worn the same old dress since the beginning of the month.
II. Give the correct form of the verb in the brackets in the present perfect tense.
1. I (know) have known him for ages.
2. They (live) have lived in that house for two years.
3. My brother (write) has written three books.
4. She (not break) hasn't broken her leg.
5. She (break) has broken her arm.
6. I (see) have seen an elephant several times.

7. She (have) has had that dress for ten years.
8. We (be)have been here for hours!

9. The children (not finish) haven't finished their homework yet.
10. Have You ever (be) been .to the zoo?

Điền " for " hay " since " vào chỗ trống :

1. I have worked here ...for... six years

2. I haven't seen him ...for...... several days

3. We've lived in the same house ...since... 1995

4. I haven't smoked a cigarette ....for... two days

5. They have been friends ..since... high school

6.Loan's been sick .....since..... Wednesday

7. I have learnt English ......since...... I was in primary school

8. She has slept ....for.... more than ten hours

1. For

2. For

3. Since 4. For 5. Since. 6. Since 7. Since 8. For

1 she has the most beautiful voice.

2 you had better stay home during this pandemic.

3 you must not travel to this country.

urban area is not sa peaceful as countryside.

5 i have ever read such an interesting book.

6 nobody is as clever as him .

1. At last you’re here! I (wait) have been waiting here for more than half an hour!
2. My father (work) has worked in Canada for the last year, so by the time he (return) returns the month after next I (not see) won't have seen him for fourteen months.
3. When you (see) see him again you (be) will be surprised to see that his health (improve) has improved since he (go) went to Switzerland.
4. Why (you not tell) _____didn't you tell_____________me you (can) ________can_________lend me the money? I (not need) ____ couldn't have needed______________to borrow it from the bank.
5. It’s time we (leave) _____left___________now.
6. The manager (talk) ________is talking________to an important customer at the moment but he (be) _________will be_______free to see you presently. Would you like to take a seat for a few minutes?
7. When I last (see) _______saw_________him, he (live) ________was living________in London. He (tell) ________told________me that he (think) ______had been thinking_________of moving to Australia, and he may well have done so by now.
8. Not until we (arrive) ___arrived____________at his house, we (discover) _________discovered______that he (be) ___had been___________on holiday, and that we (waste) _______had wasted________our time in calling on him.
9. I’m tired of working in an office. I (think) _________am thinking________of changing my job.
10. I just (smell) ________have just smelt_______your roses. Do you think they (smell) _________smell______wonderful?

1.she has worked here for ten years

she began working here ten years ago
2.they began to live in ha noi in 1990

they have lived in hanoi since 1990
3.i started to play the piano ten years ago

i have played the piano for ten years
4.she has worked as a teacher for 7 years

she began to work as a teacher 7 years ago
5.he last phoned me in august

he hasn't phoned me since august
@Nguyễn Minh Huyền

6.it's ages since i saw her

i haven't seen her for ages

7.i have never been here before

this's the first time i have been here

8.they have work in this factory since 2001

they started working in this factory in 2001

9.she last wore than dress at her sister's wedding

she have not worn that dress since her sister's wedding

10.they haven't phoned us for month

it's month since they last phoned us

Điền since hoặc for vào cho thích hợp

1.he watched television .........FOR.......three hours

2.they have been friends............FOR.....five month

3.my family has owned this farm....SINCE.......1990

4.i haven't seen you....SINCE...........Christmas

5.i have wanted that book........FOR......months

6.we have been here ......SINCE..........jan uary

7.i haven't eaten any meat ........FOR..........over a year

8.she has worn the same old dress.....SINCE........the beginning of the month

1.he watched television .........for.......three hours

2.they have been friends.........for........five month

3.my family has owned this farm......since.....1990

4.i haven't seen you........since.......Christmas

5.i have wanted that book.......for.......months

6.we have been here ........since........january

7.i haven't eaten any meat .........for.........over a year

8.she has worn the same old dress.......since......the beginning of the month

didn't call her up 2 days ago.
I haven't called her uo for 2 days
Did you finish the test an hour ago?
Have you finished the test for an hour?
I started playing tennis last year.
I've played tennis since last year
I haven’t seen him for a week
It’s a week since I last saw him
When did you first see her?
How long have you first seen her?
She didn't learn hard in 2005.
She hasn't learned hard since 2005
He has used the computer since he was 19
He began using the computer when he was 19
Peter has watched that film since last month
It’s last month since Peter last watched that film
The boys began playing soccer a year ago.
The boys have played soccer for a year
Has Dad worked here since I was born?
Did Dad work here when I was born?
The last time We saw her was 2 months ago
We haven ‘t seen her for 2 months
Tom did not work here when I met him on the street
Tom has not worked here sice I met him on the street
This is the first time he forgot his bag
He has never forgotten his bag before
Haven’t you used this car for a long time ?
Did you use this car a long time ago?
Is it the first time your father drunk that wine
Did your father drink that wine before?
This car is the most mordern I’ve used
I’ve never used such the most modern car before
It’s four years since I learnt in Hoa Lien school
I have learnt in Hoa Lien School for 4 years
She last wore that dress at her sister’s wedding
she hasn’t worn that dress since her sister's wedding
When did you start working in that factory?
How long have you worked in that factory?
Nam hasn’t written to his friend since 2005
It is 2005 since Nam last wrote to his friend
It is the first time I have heard about that
I have never heard about that before
They have’t played volleyball since last year
It is last year since they last played volleyball
Mr Nam has worked in this factory for years
Mr Nam started working in this factory years ago
Hoa hasn’t met me since she went abroad
Hoa last met her when she went abroad
Mr Lam started learning French on september 2nd
Mr Lam has learned French since September 2nd
He has used this car since he bought a new house
He began using this car when he bought a new house
She didn't learn hard in 2005.
She hasn't learned hard since 2005
Peter watched this film when he came home.
Peter has watched this film since he came home
It's a week since I last saw her.
I haven't seen her for a week
The boys began playing soccer a year ago.
The boys have played soccer for a year
Did Dad start to work here when I was born?
Has Dad worked here since I was born?
When did you first see her?
How long have you first seen her?
The last time We saw her was 2 months ago
We haven ‘t seen her for 2 months
Tom did not work here when I met him on the street
Tom has worked here since I met him on the street
This is the first time he forgot his bag
He has never forgotten his bag before
Children began to play games at 9pm
Children have played games since 9 p.m
When did you first know her ?
How long have you first known her?
I have never tasted the cake before
This is the first time I've ever tasted the cake
I haven’t played tennis since 1990
The last time I've played tennis was in 1990
I haven’t been to Briton for three years
The last time I've been to Briton was three years ago
I have never met such a famous person before
It’s the first time I've vẻ met such a famous person
I’ve never eaten this before
It’s the first time I've ever reaten this

didn't call her up 2 days ago.
I haven't called her uo for 2 days

Did you finish the test an hour ago?
Have you finished the test for an hour?

Did you finish the test an hour ago?
Have you finished the test for an hour?