Which of the following words can be used to desceibe a person's build？

1. Which of the following is not a commonly used semiconductor material'? A) carbon B) lead C) silicon D) germanium 2.The characteristic of an ideal diode are those of a switch that can conduct current . A) in both directions B) in one direction only C) in both directions but in only one direction at a time D) depends on the circuit it is used in 3.When a diode is doped with either a pentavalent or a trivalent impurity its resistance will . A) increase B) decrease C) make the resistance stable against variation due to temperature D) None of the above 4.The piecewise linear model, equivalent circuit of the diode consists of ___. A) a junction capacitor, a battery, a small resistor, and the ideal diode B) a battery, a small resistor, and the ideal diode C) a battery and the ideal diode D) the ideal diode 5.When a p-n junction is reverse-biased, its junction resistance is ____. A) high B) low C) determined by the components that are external to the device D) constantly changing

A.A man of more muscles burns calories faster．

B.Exercise speeds up your metabolism even after it．

C.An hour and a halls exercise is not enough to keep your“setpoint”lowered．

D.To lose more than 5 pounds，just doing exercise is not enough．

Which of the following best describes the author's attitude towards busing cutbacks?

A．Favorable.

B．Critical.

C．Objective.

D．Indifferent.

If Verhofen's arguments and statements are all correct, which of the following statements can accurately be inferred?

A．Biotechnology executives who aggressively raise investment capital for bioengineered products with no conceivable market should be held responsible if biotechnology stocks crash.

B．Investors should make financial decisions only with the advice of qualified financial advisors, such as investment bankers or fund managers.

C．If people lose money on investments that they inadequately researched, they have only themselves to blame.

D．If insurance companies provide home insurance for homes built in a hurricane zone and those homes are subsequently all destroyed by a major hurricane, the insurance company should be blamed for any investment losses suffered by its shareholders.

E．The collapse of Internet stocks would not have occurred if companies had not attempted to sell bulky items, like dog food, over the Internet.

Which of the following describes Roberts's logic in searching for the hare?

a. Henry VIII's six wives

b. Katherine's burial place at Kim Bolton

c. Williams's childhood in Amp Hill

d. Katherine of Aragon

e. stone crosses in Amp Hill Park

A．a,b,c,e,d

B．d,b,c,e,a

C．a,d,b,c,e

D．b, a, e, c, d

Which of the following is true? __________

A．The sewage pipes built by the Romans are no longer in use now.

B．Sewage pipes in Arabia were built by the Romans.

C．A sewage pipe still being used today in Rome was built 2,000 year ago.

D．The ancient.Romans got their drinking water from underground pipes.

Which of the following CanBe found in the archive gallery?

A. First practical airplanes Built in the late l9thCentury．

B. History Books．

C. The Wright Brothers’ sculpture．

D. Leonardo Da Vinci’s bird-like flying machines．

Which of the following best describes sea otters' relationship with kelp forests according to the passage?

A．The kelp serves as food for the otter.

B．The otters protect the kelp by eating animals that destroy it.

C．The otters eliminate the kelp's source of nutrients.

D．The kelp is destroyed when the otters build shelters.

Among the antiwar activities, which of the following is NOT true?

A．The students often occupied campus buildings during"sit-ins"or street demonstrations to express their antiwar feelings but the policemen used the violence to drive them away.

B．In 1967 King delivered a major address at New York's Riverside Church in which he condemned the war, calling the United States"the world's greatest purveyor of violence. "

C．On October 15, 1969, citizens across the United States participated in"The Moratorium", the largest one-month demonstration against the war.

D．Opposition existed even among conservatives and business leaders, for the high expense of the war began to cause serious inflation and rising tax rates.

Which of the following university’s business schools hs not shown decrese in enrollmenWhich of the following university’s business schools hs not shown decrese in enrollment Princeton. B．Hrvrd. C．Stnford. D．Yle.

A．Princeton．

B．HarvarD

C．Stanfor

D．Yal

E．