The film, Tales of Old Beijing, shows us ________ Beijing looked like many years ago.

 -- _____ classes are there in your school?   –Thirty. 

    --- Hurry up! The bus is coming.--- Wait a minute. Don’t cross the street        the traffic lights are green.

I didn’t know ________ the professor would give us a lecture in the hall.

I don’t really care if my friends aree the same      me or different       me.