20、He kept putting his dream to the test –even though it meant _____________ with uncertainty and fear of failure.

A．living        B．to live              C．to be living              D．having been lived

19、Americans eat _______________ vegetables per person today as they did in 1910.

A．more than twice                                         B．as twice as many

C．twice as many as                                       D．more than twice as many

18、---What made him so upset?

---______________.

A．Failing in the test                                        B．He failed in the test

C．Because he failed in the test                         D．To fail in the test.

17、You should be __________ with what you have.

A．satisfy          B．content          C．need           D．meet

16、As we know, the rose _____________ England.

A．represent                B．represents               C．express            D．suggest

15、Immediate action should be _____________ to prevent people from being affected by the bird flu.

A．made               B．brought              C．taken             D．paid

14、I think he is __________ to win, but I’m not sure.

A．possible                 B．likely              C．impossible        D．certain

13、A middle-aged woman came ________ to the bus stop only ______ the bus had gone.

A．to run; to find                                      B．running; to find

C．and ran; finding                                   D．running; finding

12、The child was almost _______________ from the outside world.

A．cut off          B．cut down          C．cut out           D．cut in

11、He is a student at Oxford University, __________ for a degree in computer science.

A．studied            B．studying           C．to have studied             D．to be studying