题目内容：

To leave a good impression(印象) on visitors who come to our city, we’d better_____ .

① do what we like in public to show our free and relaxing life

② keep silent though someone talks to us

③ keep good behavior and be polite

④ not eat or speak freely on the subway

⑤ avoid rushing or crowding in public places or activities

A.①②④ B.②③⑤ C.③④⑤