21、Edward ______after rainbows and never comes up with a really practical idea．

A．is always chasing                B．has already chased

C．will soon chase．                  D．is often chased

20、He’s been resting today，so ______ he’ll be feeling better tomorrow．

A．originally                            B．hopefully

C．especially                             D．particularly

19、Huaxi has become a very famous village，______ thousands of people visit everyday    A．where         B．that        C．which              D．who

18、一Where did you get your laptop? I’d like to get one．

一Well at ______ shop on Avenue 48，but I can’t say exactly．

A．every          B．any        C．each            D．some

17、一Has Mr. Tom White arrived?

一Yes．already．______ he wait outside or just come in?

A．Must       B．May         C．Could           D．Shall

16、We should know that we can reach the top only if we are ready to ______ and learn from    failure．

A．carry on                            B．depend on

C．work out                            D．head for

15、Carbon dioxide ______ from burning fuels is the most common of the greenhouse gases．

A．producing                         B．having been produced

C．produced                                    D．to be produced

14、Australia is ______ in natural resources，which helps fuel the rapid industrial growth of some Asian countries．

A．obsessed            B．abundant         C．qualified          D．generous

13、一My uncle suggested I ______ abroad．

一I would rather you ______ at home．

A．go：stay                            B．went；stayed

C．went；stay                          D．go；stayed