The author implies that almost every animal is able to protect itself from destructive forces by doing which of the following？

A．not eating breakfast might affect the health of children B．breakfast does not affect performance C．Professor Bender once taught college courses in nutrition in London D．People who don't eat breakfast have increased

A．have negative impact on Britain. B．cause divorces of political parties. C．provoke lots of heated discussion. D．intensify the contradiction of both partners.

A．the way to knowledge is through specialization B．one has to know everything to be successful C．success depends not so much on natural ability as it does on effort D．success in one's profession is least important in one's life

A.economy should always be a nation’S first priority B.universities should take cost into account when they decide what courses they will offer C.successful musical plays are part of national economy D.economic growth is not the only need of mankind

A．monopoly power creates an environment supportive of innovation B．governmental protection for military research will do much to protect our dwindling resources C．industrial giants, with their managerial bureaucracies, respond more quickly to technological change D．firms with a small share of the market will aggressively pursue innovations because they are not locked into old capital equipment

A．on their way to adulthood, some children just behave like foreigners B．only in single parent homes, a healthy and loving air is a very important factor in raising teens C．raising teenagers is a difficult task especially in a single parent family D．many parents divorced as a result of their children's pitting

A．a market for such artifacts already exists B．such artifacts seldom have scientific value C．museums are well supplied with examples of such artifacts D．such artifacts frequently exceed in quality those already catalogued in museum collections 此题为多项选择题。

By saying "jeans call out to us",(Lines 1-2, Para. 5) the author implies that______. A．jeans summon us into action B．jeans challenge us to a duel C．jeans ask us to get out of home D．jeans become an eye-catching fashion

A．often have conflicting ideas about looking up to their parents' minds B．can benefit a lot from their parents if the parents live beyond their adolescence C．never live in harmony with their parents D．should not look up to their parent's minds any more when they pass their adolescence

A．some students dry their hands on their clothes B．wet clothes can cause students to catch cold C．damp hands are more likely to spread germs D．damp hands take 1,000 times longer to dry

A．music did not exist before the Middle Ages B．we were not better off than the Greek and Roman men C．there was not enough evidence to prove that Western music was originated from the ancient Greece and Rome D．there were no authentic remains of the ancient Roman music 此题为多项选择题。

A．is cited with high frequency in. the publications of other scientists B．is accepted immediately by the scientific community C．does't Jot relegate particulars to the role of dam D．introduces a new valid generalization

A．critical B．fault-finding C．optimistic D．pessimistic

A、Vatican has no interest in medical service B、Vatican is against Antinori’s cloning plan on religious principles C、Vatican refuses to accept Antinori as a Catholic D、Vatican is in favor of IVF treatment

A．innate characteristics of the weaker sex B．way she was brought up C．consumption of her vitality D．her physical activity and longing 此题为多项选择题。

A．heavy industry B．chemical processing plants C．urban expansion D．salt spray 此题为多项选择题。

A．consistent adherence to a position of lofty disdain when viewing the weaknesses of humanity B．insistence on the helplessness of individuals against the social forces that seek to determine an individual's fate C．cynical disbelief that visionaries can either enlighten or improve their societies D．refusal to indulge in debates when presenting social ethics to readers for their examination

A．people usually think language is only used to communicate ideas B．the exchange about health or weather is common among ordinary people C．people will always say something when facing embarrassment D．the example of Mrs. P and Mrs. O is common in all cultures

A.It has pleasant weather all year round． B.It produces wealth as well as high-tech． C.It is not likely to attract lots of investors and nerds． D.It is an old city with many sites of historical interest．

A．all Africans are musical and therefore much music is performed in Africa B．not all Africans are born with musical talent although music is important in their lives C．most Africans are capable of joining in the music by playing musical instruments D．most Africans perform. as well as professional musicians

A) all Africans are musical and therefore much music is performed in Africa B) not all Africans are born with musical talent although music is important in their lives C) most Africans are capable of joining in the music by playing musical instruments D) most Africans perform. as well as professional musicians