21. ---You should learn to         your classmates if you want to make friends.

   ---Yes, you are right. I’ll try my best.                                         

   A. catch up with               B. get along with              C. look up to                D. keep up with

22. It is obvious       he is        to come here tonight.   

A. that, possible             B. /, possible        C. that, likely           D. /, likely

23. ---I’d like to go to the movie with you, Dad.

   ---Sorry, my son, but only the grown-ups are ____ into the cinema.

A. admitted              B. intended              C. required                  D. supposed