31．A．at                        B．for                      C．after                             D．into

30．A．know                         B．had                     C．were                      D．learned

29．A．games                 B．clothes                 C．food                      D．play

28．A．moved                 B．lived                   C．drove                     D．ran

27．A．thousand              B．thousands             C．thousands of           D．thousand of

26．A．why                    B．how                    C．what                      D．where

24．I can't wait for you ________．

A．no longer             B．no more               C．any longer              D．no time

23．I feel it hard to keep up with my classmates．But whenever I want to ________，my teacher always encourages me to work harder．

A．go on                         B．give up                C．run away                D．give back

22．--Will you be able to come to my party?

--I ________．

A．believe yes           B．am afraid not          C．don't hope so          D．don't expect