Tổng của hai số là 100, số lớn gấp 4 lần số bé:

=> Ta có sơ đồ"

 số lớn: |------|------|------|-------|

số bé  : |------|

Theo sơ đồ, tổng số phần bằng nhau là :

4+5=944444

4+1=5 ( phần)

Số bé là :

99:9100101111111 100:5x1 =20 

Số lớn là :

99-44=55111 100-20=80

Vậy số bé=20, số lớn=80

giúp mình với đền bài nè: hỏi số tuổi hiện nay của con và mẹ là bao nhiêu, biết: 4 năm về trước tuổi mẹ gấp 7 lần tuổi con và 4 năm sau so với hiện tại tuổi mẹ chỉ gấp 3 làn tuổi con.

Combine the sentences using the words in brackets

1. Traveling by plane is fast and expensive. Traveling by train is slower and cheaper. (different)

=> TRAVELLING BY PLANE IS DIFFERENT FROM TRAVELLING BY TRAIN.

2. Jane's car is nice. Kate's car is nice, too. (as)

=> JANE'S CAR IS AS NICE AS KATE'S CAR.

3. Fruit juice is good for your health. Tea is good for your health. (so)

=> FRUIT JUICE IS GOOD FOR YOUR HEALTH AND SO IS TEA.

4. Tim is 45 kilograms. Hung is 45 kilograms too. (the same)

=> TIM AND HUNG ARE THE SAME WEIGHTS 45 KILOGRAMS.

5. Classical music is interesting. Folk music is interesting. (as ... as)

=> CLASSICAL MUSIC IS AS INTERESTING AS FOLK MUSIC.

6. I like pop music. My brother likes pop music. (too)

=> I LIKE POP MUSIC AND MY BROTHER DOES TOO.

7. This painting is green. That painting is green. (colour ... different)

=> THE COLOR OF THIS PAITING IS NOT DIFFERENT FROM THAT PAITING.

8. The new sculpture is 4 metres high. The old sculpture is 4.2 metres high. (as ... as)

=> THE NEW SCULPTURE IS NOT AS HIGH AS THE OLD CULPTURE.

9. Van Gogh is Dutch. Picasso is Spanish. (nationality ... different)

=> VAN GOGH'S NATIONALITY IS DIFFERENT FROM PICASSIO'S NATIONALITY.

10. Mr. Phong teaches history of arts. Mrs. Ha teaches history of music. (same subject)

=> MR. PHONG DOESN'T TEACH THE SAME SUBJECT AS MRS. HA DOES.

a. Read and decide if each statement is True (T), False (F) or Not given (NG)

1. Andrew has loved classical music since he was young.             ......FALSE........

2. After going to university, his favourite type of music changed.            .......TRUE.......

3. Andrew really enjoys opera.                                                           ......TRUE.........

4. Andrew's father was a rock singer.                                                    .......NG........

5. Andrew listens to pop music when he travels by bus.                ......NG..........

6. There is always a CD on at Andrew's home.                                      .......TRUE........

1. mots dangerous

2. richest

most dangerous

5. Because the weather was cold, we stayed at home

->Because of the cold weather, we stayed at home

6. The teacher is sick, so we have no class tomorrow

->Because the teacher is sick, we have no class tomorrow

->Because of the teacher's sickness, we have no class tomorrow

7. That restaurant is so dirty that nobody wants to eat there.

->Because that restaurant is so dirty, nobody wants to eat there.

->Because of the restaurant's dirt, nobody wants to eat there

8. Because she behaves well, everybody loves her

->Because of her good behaviour, everybody loves her

9. He couldn't come because of his serious illness

->Because he was seriously ill, he couldn't come

5. Because the weather was cold, we stayed at home

->Because of the cold weather, we stayed at home.

6. The teacher is sick, so we have no class tomorrow

->Because the teacher is sick, we have no class tomorrow.

->Because of the sick teacher, we have no class tomorrow.

7. That restaurant is so dirty that nobody wants to eat there.

->Because that restaurant is so dirty, nobody wants to eat there.

->Because of that dirty restaurant, nobody wants to eat there.

8. Because she behaves well, everybody loves her

->Because of her good behavior, everybody loves her.

9. He couldn't come because of his serious illness

->Because he was seriouly ill, he couldn't come.

1. A. has                      B. have                     C. was                    D. were

2. A. in                         B. at                          C. on                      D. from

3. A. coming                B. going                    C. staying               D. leaving

4. A. sold                     B. wrote                     C. bought               D. read

5. A. few                      B. much                     C. plenty                 D. many

6. A. made                   B. did                         C. brought              D. let

7. A. visited                 B. came                      C. went                   D. lived

8. A. a                         B. an                           C. the                      D. O

9. A. And                     B. Because                 C. So                  D. However

10. A. very                  B. much                       C. most                   D. best

Tickets are sold at the gate of the tourist site
A lot of flowers are grown in Da Lat
The Hung King's Temple is visited by Thousand of people
Many beautiful Cham Towers in Binh Dinh province are seen by tourists
Many kinds of goods in Ben Thanh Market are bought by tourists
Khue Van Pavillion is regarded as the Symbol of Hanoi
Many precious relics in the Temple of literature are displayed

wasn't
Was
wasn't
Was
were
Were
was
was
was
remembered
wore
ate
took
had
Did she buy
didn't take
Did they come
Didn't the windows close
returned
did not eat
did not go
did not take
did not have
Were Lan and Hoa
spent
did not spend

wasn't
Was
wasn't
Was
were
Were
was
was
was
remembered
wore
ate
took
had
Did she buy
didn't take
Did they come
Didn't the windows close
returned
did not eat
did not go
did not take
did not have
Were Lan and Hoa
spent
did not spend

Combine the sentences using the words in brackets

1. She would come, and he would, too(He) 

............................................................................

2. Nobody knew why she was absent, and neither did we (We)

............................................................................

3. No one can prevent her son from going there, and neither can he (He)

............................................................................

4. The farmers must be working very hard, and so must she(She)

............................................................................

5. Everyone knows that girl, and so do I(I)

............................................................................

Combine the sentences. Use the words in brackets

1. She would come,and he would ,too

2. Nobody knew why she was absent,and neither do we

3. Nothing can prevent her son from going there, and he can't ,either

4. The famers must be working very hard, and so must she

5. Everyone knows that girl,and I do ,too