Choose the underlined part that needs correcting in each sentence below.

1.   What time does Mai has English class?

             A              B                     C   D

2.   Do you often go at school library when you have free time?

       A                      B C                                                  D

3.   She cleans the floor every morning. She cleans it now.

                 A                                B                         C             D

4.   When time do you usually get up every day?

          A               B                               C         D

5.   Does Ms.Nga  and Mr.Tom work here? Yes, they do.

         A                                                B           C                   D

6. There is two bedroom and a hall in my house.

       A     B                          C            D

7. How many people there are in your family?

           A          B       C                      D

8.She isn’t at school. She is in home

          A    B.                    C. D

9. What do your father  do?    - He’s a firefighter.

     A      B      C                                       D

10. My sister is very seriously and hard-working in her study.
                                     A                       B            C          D

VIII. Complete each sentence using by/on + one given word.

  mistake     strike       hand       purpose      foot          chance    accident        holiday       my own

1. These chocolates are all made ………….……… ………….………

2. I think they’re away ………….……… ………….………

3. I’m sure he broke it ………….……… ………….……… because he’s a very nice person and would never do anything like that ………….……… ………….………

4. There has been a lot of trouble at the factory and about fifty of the workers have decided to go ………….……… ………….……… from tomorrow. 

5. I took it ………….……… ………….……… because it looks exactly like mine.

6. We met them ………….……… ………….……… - it was an extraordinary coincidence.  
7. I’d prefer to do it ………….……… ………….………, because other people make me nervous. 

8. If they aren’t in a hurry, I think they’ll come ………….……… ………….………

Bài 10. Cho một số tự nhiên gồm 3 chữ số. Lấy chữ số hàng nghìn nhân với 2 rồicộng với 5. Nhân tổng với 5 rồi cộng với chữ số hàng trăm. Nhân tổng tìm đượcvới 10 rồi cộng với chữ số hàng chục. Lại nhân tổng tìm được với 10 rồi cộng vớichữ số hàng đơn vị. Lấy kết quả tìm được trừ đi 2500. Chứng tỏ rằng hiệu nàyđúng bằng số đã cho 
Giải chi tiết giúp mình nhé!

Choose the underlined part that needs correcting in each sentence below.

1.   What time does Mai has English class?

             A              B                     C   D

2.   Do you often go at school library when you have free time?

       A                      B C                                                  D

3.   She cleans the floor every morning. She cleans it now.

                 A                                B                         C             D

4.   When time do you usually get up every day?

          A               B                               C         D

5.   Does Ms.Nga  and Mr.Tom work here? Yes, they do.

         A                                                B           C                   D

6. There is two bedroom and a hall in my house.

       A     B                          C            D

7. How many people there are in your family?

           A          B       C                      D

8.She isn’t at school. She is in home

          A    B.                    C. D

9. What do your father  do?    - He’s a firefighter.

     A      B      C                                       D

10. My sister is very seriously and hard-working in her study.
                                     A                       B            C          D

 Tìm  1 số tự nhiên chia 3 dư 1, chia 4 dư 2, chia 5 dư 3, chia 6 dư 4 và chia hết cho 11.

a)      Tìm số nhỏ nhất thỏa mãn tính chất trên.

b)      Tìm dạng chung của các số có tính chất trên.