Sửa lại: It's often hot in the summer.

Chúc bạn học tốt!! ^^

Lỗi sai là Does 

sửa thành Do

Does => Do

why => Bỏ ở phía sau và đưa nó lên đứng đầu câu

Mình sửa lại câu luôn nhé bạn!

=> Why do you always run to school?

lỗi : does

sửa: do

(tink ik bạn đang xem)

đề đúng mà bạn. \(n^2+3=n^2+n-n-1+4=\left(n^2+n\right)-\left(n+1\right)+4\)

\(=n\left(n+1\right)-\left(n+1\right)+4=\left(n+1\right).\left(n-1\right)+4\)

ta thấy \(\left(n+1\right).\left(n-1\right)\)chia hết cho n+1. vậy để \(n^2+n\)chia hết cho n+1 thì 4 chia hết cho n+1. hay n+1 thuộc Ước của 4. vậy n= 0; -2; 1; -3; 3; -5

1. Richard feels good than several days ago.

A         B             C                 D

2. Mary and Daisy are both intelligent students. Mary is so intelligent as Daisy.  

                A                        B                                                           C                        D

3. I found the conversation as most interesting and I was glad to practice my

A                                                  B                       C                             D

English.

4. The Caspian Sea, a salt lake, is the largest than any other lakes in the

     A                                        B                     C                                         D

world.

5. He drives the car more dangerous than his brother does.

  A                                           B         C                           D

6. It was the most biggest building that I had ever seen.

    A                             B                             C     D

7. I wish my house were so large as Jone’s.

   A    B              C           D

8. The Mekong is one of the longer river in the world.

     A                                B                 C                        D

9. She can play the piano more good than her sister.

   A             B                          C                     D

10. Many people believe that New York is the most great city in America.

A                                                              B                C                  D

11. Jessica is only an amateur, but she sings well than most professionals.

A         B                                             C      D

12. This house is more spacious as that white house I bought in Rapid City,

    A                             B                    C                                                        

South Dakota last year.

   D

13. Lan is the more capable of the three girls who have tried out for the part

A                                 B                           C

in the play.

      D

14. This telephone isn’t as cheap the other one, but it work much better.

A                          B                                  C      D

15. Stories are the most good way of teaching moral lessons to young

    A                                B           C                      D

people.

16. The fastest you drive, the greater you get.

                A                     B   C                       D

17. This exercise is much more easier than the others.

                               A         B                      C            D

18. London is much more exciting as I expected.

                         A                  B        C            D

19. The large the room is, more people can sit in it.

           A                         B         C                         D

20. The suitcase seemed to get heavy and heavier as I carried it along the road.                                      A                                     B                   C                                 D

V. Choose the underlined part among A, B, C, or D that needs correcting.

Tìm lỗi sai và sửa lại

1. Richard feels good=>better than several days ago.

A         B             C                 D

2. Mary and Daisy are both intelligent students. Mary is so=>as intelligent as Daisy.  

                A                        B                                                           C                        D

3. I found the conversation as=>the most interesting and I was glad to practice my

A                                                  B                       C                             D

English.

4. The Caspian Sea, a salt lake, is the largest =>larger than any other lakes in the

     A                                        B                     C                                         D

world.

5. He drives the car more dangerous=>dangerously than his brother does.

  A                                           B         C                           D

6. It was the most =>x biggest building that I had ever seen.

    A                             B                             C     D

7. I wish my house were so=>as large as Jone’s.

   A    B              C           D

8. The Mekong is one of the longer=>longest river in the world.

     A                                B                 C                        D

9. She can play the piano more good =>better than her sister.

   A             B                          C                     D

10. Many people believe that New York is the most great =>greatest city in America.

A                                                              B                C                  D

11. Jessica is only an amateur, but she sings well=>better than most professionals.

A         B                                             C      D

12. This house is more=>as spacious as that white house I bought in Rapid City,

    A                             B                    C                                                        

South Dakota last year.

   D

13. Lan is the more =>most capable of the three girls who have tried out for the part

A                                 B                           C

in the play.

      D

14. This telephone isn’t as cheap=>cheaper than the other one, but it work much better.

A                          B                                  C      D

15. Stories are the most good=>best way of teaching moral lessons to young

    A                                B           C                      D

people.

16. The fastest=>faster you drive, the greater you get.

                A                     B   C                       D

17. This exercise is much more=>x easier than the others.

                               A         B                      C            D

18. London is much more exciting as=>than I expected.

                         A                  B        C            D

19. The large the room is, more=>the more people can sit in it.

           A                         B         C                         D

20. The suitcase seemed to get heavy=>heavier and heavier as I carried it along the road.                                      A                                     B                   C                                 D

1 any -> some

2.go -> goes

3. any -> some

4. some -> any

5. I have often -> I often have

1. lỗi: any

sửa: there is some onions.

2. lỗi: in

sửa: Miss Lan always go to the cinema twice a week.

3. lỗi: any

sửa: he needs some meat.

4. lỗi: some

sửa: Do you have any cooking oil?

5. often

sửa: i often have vegetable, fish and meat for dinner.

~~~~~~~~~~~~ ý kiến riêng, chúc bạn học tốt ~~~~~~~~~~~~

1. some-an

2.go-goes

3.any-some

4.some-any

5.have often-often have

uses crt;

var n:integer;

begin

clrscr;

readln(n);

if n mod 2=0 then writeln(n,' la so chan')

else writeln(n,' la so le');

readln;

end.

''much'' thành ''the'' bạn nhé 

chuyển much => the

Frech is much most difficult than English

Sửa :

Frech is the most difficult than English 

Dị vật => Dị tật

Đúng hết r mak               

Educated in the UK, his qualifications are widely recognized in the world of professionals. Câu này đúng rồi ko cần sửa

Educated in the UK, his qualifications are widely recognized in the world of professionals.

=> Educated in the UK, he is widely recognized in the world of professionals.