instruction:
In this task, you will be shown an incorrect English sentence. You need to generate a corrected form of the input sentence.
question:
I had lots of problem about studying science .
answer:
I had lots of problems when studying science .

question:
In my opinion , I think advertisements are make products seem much better than they really are .
answer:
In my opinion , I think advertisements make products seem much better than they really are .

question:
Although the weatherrealted factors could be considered , such as the land shape of the area .
answer:
Although the weather related factors , such as the land shape of the area , could be considered .