TASK DEFINITION: In this task, you will be shown an incorrect English sentence. You need to generate a corrected form of the input sentence.
PROBLEM: It is composed by not only senior but also University students .

SOLUTION: It is composed by not only senior but also University students .

PROBLEM: The professor said , This can be changed to the different environments .

SOLUTION: The professor said that this can be changed to the different environments .

PROBLEM: But in my opinion , if you want be a succussful people , you should have brave to try new things and take risks .

SOLUTION:
But in my opinion , if you want be a successful person , you should try new things and take risks .