两查两定

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问题:

两查两定

考点:生物学昆虫学昆虫学题库
题型:名词解释

The newly-founded company is faced with lots of trouble, ____ the financial problem ia not the worst.

A.which

B.of which

C.to whom

D.with which

题型:名词解释

In relation to employment law:

(a) explain and distinguish between a contract of service and a contract for services; and (4 marks)

题型:名词解释

III. Reading Comprehension:31%

Section A

Directions: For each blank in the following passage there are four words or phrases marked A, B, C and D. Fill in each blank with the word or phrase that fits the context.

Good news! Tiny robots designed by University of Nebraska researchers may   50     doctors on Earth to help perform surgery on patients in space.

The tiny, wheeled robots, which are about 3 inches tall and as wide a lipstick case, can be slipped into small incisions ( 切口 ) and computer-controlled by surgeons in different   51   . Some robots are equipped with    52    and lights and can send images back to surgeons and others have surgical tools attached that can be controlled    53   .

“ We think this is going to    54    open surgery.” Dr. Dmitry Oleynikov said at a news conference. Oleynikov is a    55    in computer-assisted surgery at the University of Nebraska Medical Center in Omaha.

Officials hope that NASA will teach    56    to use the robots soon enough    57   

surgeries could one day be performed in space.

The camera-carrying robots can provide    58    of affected areas and the ones with surgical tools will be able to operate inside the body in ways surgeons’ hands can’t. The views from the camera-carrying robots are    59    than the naked eye, because they    60    back color images that are magnified. Because several robots can be inserted through one incision, they could reduce the amount and    61   of cuts needed for surgery, which would decrease recovery time. This is particularly    62    to those patients who have been weakened by long illness.

Eventually, Oleynikov said, “ The tiny robots may enable surgeons to work without ever __63__their hands in patients’ bodies. That is the    64   . It is getting easier and easier. We can do even more with these devices.”

50.  A. use                         B. pay                          C. allow                       D. force

51.  A. locations                 B. directions                 C. fields                       D. ways

52.  A. operators          B. monitors           C. cameras              D. flashes

53.  A. automatically       B. remotely           C. manually              D. widely

54.  A. perform          B. undergo            C. follow               D. replace

55.  A. reporter           B. specialist            C. designer              D. director

56.  A. astronauts         B. nurse               C. teachers              D. trainers

57.  A. in order to        B. so that              C. thus               D. in case

58.  A. answers          B. services              C. views               D. insights

59.  A. weaker           B. stronger                    C. poorer               D. better

60.  A. send             B. produce                    C. change                     D. create

61.  A. measure           B. size                 C. power              D. pressure

62.  A. relevant           B. true                C. helpful             D. interesting

63.  A. touching          B. pressing             C. holding            D. placing

64.  A. ambition         B. goal                C. achievement         D. victory

题型:名词解释

与交-直-交变频器方式比较,属于交-交变频器主要特点的有()。

A.换能方式两次换能,效率略低

B.频率调节范围宽

C.低频低压时功率因数较低;采用斩波器或PWM方式调压,功率因数高

D.适用于低速大功率拖动

题型:名词解释

对于上市公司而言,有分红的企业才能发行新的股票。可是,如果一个企业有分红,那它就不需要融资。如果它需要融资,就没有办法分红。 如果以上陈述为真,以下哪项陈述不可能假( )

A.一个上市公司不需要融资,或者不是有分红的企业。

B.一个上市公司需要融资,或者是没有分红的企业。

C.一个上市公司不需要发行新股票,或者不是有分红的企业。

D.一个上市公司融资的唯一渠道是发行新股票。

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