下列各句中，标点符号使用正确的一句是（ ）

I am extremely ______ at the way healways stares at me in the office.

He stared at the empty bottle for a while, feeling happy that he had sent the butterfly back ________ it belonged-nature[ ]

I told your friend how to get to the hotel,but perhaps I___have driven her there.

he isn’t at home. He go to school.