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

Example input: The car's wheel are loose.
Example output: The car's wheel is loose.
Example explanation: The instance of are is replaced by the word is. This makes the sentence grammatically correct.
Q: The second one is to specialize in one specific subject , one has his own tast in studing , so let us talk about this subject 
A:
The second one is to specialize in a specific subject that one has an interest in studying , so let us talk about this subject . 