question_answer 3)

 The friend shook the bicycle violently. Find two or three sentences in the text which express the author's disapproval of it.  

Answer:

The sentences that express the author's disapproval of it— • "Don't do that; you'll hurt it." • I did not see why he should shake it; it had not done anything to him. • Besides, if it wanted shaking, I was the proper person to shake it.