III. Find and correct the mistakes in the following sentences.

1.     She should watch more television because it will harm your eyes.                                                                                                                            

2.     Her hobbies are different tomine.                                                                                                                                                                                   

3.     This bridge is built 2 years ago. It is still very nice.                                                                                                                                                        

4.     My sister’s  personality   is   very different  with   mine.

5.     There are   some water in this bottle.

6.     I enjoy discover historic places in Ha Noi, and neitherdoes she.                                                                                                                                 

7.     She is at the same old as me.                                                                                                                                                                                            

8.     He has just bought    a instrument for his mum on her birthday.                                                                                                                               

9.     Huong Pagoda were    visited     by  my mother and her friends last month.                                                                                                                       

10. Excuse me! I’d like two kilo of beef, please.                                                                                                                                                                   

11. My mother is   as   busy   like  a bee.

12. How much sandwiches do you want to buy? - Just two.                                                                                                                                              

Cho biết y tỉ lệ thuận với x theo hệ số tỉ lệ là 3. Khi đó x tỉ lệ thuận với y theo hệ số tỉ lệ là:

A. –3.

B. 3.

C. 1/3

D)-1/3

cho tỉ lệ thức 3x-y/x+y=3/4

tìm giá trị của tỉ số x:y