英语同义句转换(2715:2:24)1.Ifyouworkhard,youwilldowellinphysics. ,

Question

英语 同义句转换 (27 15:2:24)
1.If you work hard,you will do well in physics. 
                       ,                           do well in physics.
2.Jim has been to the park,I have been there,too.
   Jim has been to the park,and                           I.
3.They returned the new book to the library last week.
   The new book                                          to the library by them last week.

Answer 1

1.Work hard and you will do well in physics.
If you don't work hard,you will not do well in physics.
2.Jim has been to the park,and so have I.
3.The new book was returned to the library by then last week.