Find and correct the errors

exercise 4: find and correct the errors                                        
1.I want to buy the new table, but the store only has old tables
         A               B                     C                                         
2. According to a weather forecast, it is going to rain this week.
                         A                                B           C          D
3. My brother went to a United State last year 
     A                 B        C                       D
4. Oanh had a hour to do her homework yesterday 
                     A             B    C                         D 
5. Kim didn't have an lot of money to buy a new house for her parents
              A              B                       C        D
6. I found a interesting article in the magazine yesterday 
   A           B                             C  D
7. Your sister is an most intelligent girl I've ever met 
       A                 B                 C                      D
8. A president of America is Joe Biden now
    A                 B               C                    D
9. I bought a cat in the market yesterday 
   A             B           C                    D 
10. I have the cat. The cat is very nice 
      A          B           C         D