1. 同义句转换

1. （1） I don't think you can finish the work by yourself.
   

    I don't think you can finish the work.
   

3. （2） In general , we enjoyed the trip.
   

     , we enjoyed the trip.
   

5. （3） We all agree that we should make a better plan.
   

    We all make a better plan.
   

7. （4） Mr Brown and his wife have been married for 20 years. 
   

    Mr Brown and his wife 20 years ago.
   

9. （5） To write down everything the teacher says is stupid. 
   

     to write down everything the teacher says.