In this task, you will be shown a correct English sentence. You need to generate an incorrect form of the input sentence.

As a result , studies in Britain have shown that fluoride increases the activity that can lead to more bone density and therefore less bone fractures among the elderly . 
As a result , studies in britain have shown that fluoride increases the activity can lead to more bone density and therefore less bone fractures among the elderly . 

So , I think having self-confidence is more important than having knowledge . 
so i think having selfconfdence is more important than having knowledge . 

Thus , in my view , the points made in the lecture surely challenges the specific details , or the points , made in the reading passage more effectively . 

Thus , in my view the points made in the lecture surely challenges the specific details or the points made in the reading passage more effectively . 

