采用雷达距离避险线的基本条件是()。A.有合适的雷达参考物标 B.当时的风流要小 C

题型:单项选择题

问题:

采用雷达距离避险线的基本条件是()。

A.有合适的雷达参考物标

B.当时的风流要小

C.航道要宽阔

D.天气要好

考点:海船船员考试船舶修理船舶修理题库
题型:单项选择题

读图,回答下面题。

若该图表示某一天两个不同地方的太阳高度日变化图,则下列说法正确的是

A.m一定位于低纬地区

B.m可能昼短夜长

C.n可能位于低纬地区

D.n一定昼短夜长

题型:单项选择题

胃大部切除术后3天应取

A.平卧位
B.俯卧位
C.屈膝仰卧位
D.侧卧位
E.半坐卧位

题型:单项选择题

在国际单位制中,长度的基本单位是______.误差是不可避免的,但可设法减小.减小误差的方法主要有______.

题型:单项选择题
阅读下面短文,从短文后各题所给的四个选项A、B、C、D中,选出可以填入空白处的最佳选项.
Football is, I suppose, the most popular games in England. One had only to go to one of the important   31  to see this. One can see kinds of people there, shouting and   32  for one side or the other.
One of the most   33  thing about football in England to a stranger is the __34__ knowledge of the game which even the   35  seems to have. He can tell you the names of the players in   36  of the important teams. He   37  photos of them and knows the result of large numbers of matches. He will tell you   38  he expects will win such and such a match,
  39 his opinion is usually as   40  as that of men three or four times his   41 .
Most schools in England take   42  seriously—much more seriously than nearly all the schools in other countries,   43 lessons are all important and games are left for one’s own arrangements(安排). In England, it is believed that   44  is not only a matter of filling a boy’s mind with facts in the   45 ; it also means character training; and one of the   46 ways of training character is by means of games,   47 team games, where the boy has to learn to   48  with others for his team, instead of working just for himself alone. The school therefore arranges games and matches for its   49 . Football is a good team game and it is good exercise for   50 .
小题1:
A.gamesB.matchesC.sportsD.sports meet
小题2:
A.fightingB.jumpingC.laughingD.cheering
小题3:
A.excitingB.pleasantC.surprisingD.disappointing
小题4:
A.greatB.interesting C.limitedD.useless
小题5:
A.smallest boyB.oldest manC.shortest childD.most stupid child
小题6:
A.noneB.eachC.fewD.most
小题7:
A.hasB.takesC.acceptsD.gains
小题8:
A.whyB.whichC.whoD.whom
小题9:
A.butB.andC.howeverD.because
小题10:
A.sameB.uselessC.manyD.valuable
小题11:
A.experience B.heightC.ageD.size
小题12:
A.matchesB.footballC.educationD.pupils
小题13:
A.whereB.thereC.theirD.because
小题14:
A.learningB.educationC.a textbookD.physical education
小题15:
A.schoolB.labC.libraryD.classroom
小题16:
A.quickestB.cheapestC.bestD.modernest
小题17:
A.especially B.usuallyC.seldomD.hardly
小题18:
A.fightB.struggleC.workD.study
小题19:
A.teachersB.pupilsC.playersD.team
小题20:
A.eyesightB.headC.footD.body
题型:单项选择题

具有内源胆酸分泌,降低血胆红素,抑制免疫球蛋白产生的药物是()

A.水飞蓟素

B.秋水仙碱

C.青霉胺

D.熊去氧胆酸

E.拨后松

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