Choose the underlined words or phrases that are not correct in standard written English

Ex : Choose the underlined words or phrases that are not correct in standard written English
1. In the past , jeans wore mostly by working people
     A                              B        C        D
2. Most of the money today is made from paper and metal
          A                                         B      C              
3. Some doctors advise me to go bicycling because it is one from the safest forms of exercise
                               A                        B                                    C         D
4. He left for London last year . Nobody saw him since
              A                         B                          C             D
5. Nowadays a lot of dangerous work are carried out by robots
                           A                                     B             C              D
6. I was watching an international football match by the TV when he came
                A                                                                        B           C          D
7. The police are looking at two missing pupils . They were last seen yesterday moring
                               A          B               C                                         D
8. Do you finish with the book I lent you last week?
              A              B                       C                  D
9. Because the heavy rain , many people arrived at the meeting late
          A                      B                                              C                        D
10. Nobody can find the key . The key couldn't be found
           A             B                                         C                D