37、chemistry                           A．stomach                        B．research              C．merchant               D．sandwich

36、hungry              A．singer                  B．hang           C．language       D．length

35、technique            A．exciting                 B．magazine               C．listen                  D．holiday

34、height                      A．eight                 B．either           C．neighbor        D．receive

33、surprise          A．furniture            B．purpose               C．curtain                 D．Saturday

32、They were playing in the garden        they heard a scream.

      A．when                   B．as                        C．until                      D．while

31、It doesn’t make        o buy that expensive coat when these cheaper ones are just as good.

       A．sense                 B．opinion                C．use                       D．difference

30、There was a lot of fun at yesterday’s party. You         , but why didn’t you?

       A．should come         B．must have come

       C．may come            D．ought to have come

29、She has very        eyes；she is very good at noticing and observing things．

      A．active                  B．practical               C．sharp                  D．exact