23．Australia is very ________ to me because I lived there for nearly 20 years．

A．easy                       B．familiar                  C．tough                     D．strange

22．---These books ________ out of the reading-room．

---Sorry，I will put them back．

A．needn’t be taken                                         B．mustn’t be taken

C．need be taken                                            D．must be taken

21．She is an excellent musician ________ a good photographer．

A．as well as                B．as well                    C．as far as                 D．as far

20．---Shall we have a picnic on the hill this Sunday?

---________．I’ll take some food and drink．

A．you are very kind                                       B．Nice idea

C．It doesn’t matter                                        D．I’m sorry to hear that

19．It is ________ for him to pass the exam because he never works hard at school．

A．useless                    B．useful                    C．hopeful                  D．hopeless

18．It does no harm ________ you．Come and have a try，please．

A．for                         B．to                           C．of                          D．off

17．---I’m not sure which tie to wear for the party．

---God！I have no idea，________．

A．too                        B．neither                    C．either                     D．also

16．More and more people have realized we won’t have cleaner water to drink unless something ________ soon．

A．was done                B．will be done            C．to be done              D．is done

She hopes every one takes care of our 5．________

She felt 4．________ about what the man had done．