On Saturdays, students are very proud to be on the street to guide passers-by to obey traffic rules.

hough you fail firsttime, you can still try secondtime

Which of the new books do you like better—I like ______ of them, because they’re of little use to me.

Do you know his ________ — No. I only know he lives in Hongqi Street. We can call him before we go to his house.

I have advised him not to do like that, but he still insists on doing it that way. I think he has his own opinion .