27．I will never forget that terrible accident                it happened so long ago．

A．only if                 B．even though         C．only when              D．ever since

26．--Let's go to the supermarket by taxi．

--We                take fl taxi．It is not far from here．

A．can't                    B．needn't                 C．couldn't                  D．mustn't

25．Which of the following doesn't belong to the traffic signs?

24．--Wang Lin has decided to              his bad habit of sleeping in class．

--That's good news．I hope he can do it this time．

A．wake up              B．set up                  C．clean up                 D．give up

23．                 is watching TV．Turn it off，will you?

A．Nobody               B．Somebody                  C．Anybody                D．Everybody

22．--How often do you play a ball game at school?

--             ．

A．All day                B．One hour             C．Once a day             D．Half an hour

21．--What             your English teacher look like?

--She is quite slim．

A．do                       B．is                        C．does                      D．was