13.(坐标系与参数方程选做题)在平面直角坐标系xOy 中,直线l的参数方程为(参数t∈R),圆C的参数方程为
(参数
),则圆C的圆心坐标为_______,圆心到直线l的距离为______.
答案:(0,2);.
解析:直线的方程为x+y-6=0,d=;
70、Can you work out what these squiggles mean?
答案:68、事情的结果很不错。69、我一向无法了解她。70、你能辨认出这些潦草的字迹是什么意思吗?
69、I've never been able to work her out. ________________
(1) We must work out a plan as quickly as we can.<制定,拟定,定出>
(2) Have you worked out this problem yet?<算出,估计出>
(3) I can't work out the meaning of the poem.<理解,弄懂,看出>
(4) This map is wrong;I can't work out where we are.<判断,说出,看出>
(5) Things will work out if you will just be patient.<得到圆满解决>
(6) Things have worked out badly.<(情况等)结果是>
(题组训练)英译汉:
68、Things worked out quite well. ________________
(1) The assistant did not take her seriously and advised her to buy two bottles of very expensive wine.<认真对待>
(2) He led the ships down the river to a place where the British army could land safely and take the enemy by surprise.<突然袭击>
(3) I won't take up much of your time.<占去(时间)>
(4) The table takes up too much room.<占去,占据(空间)>
(5) When he left school he took up journalism.<从事某项活动,发展某种爱好>
(6) People should be ready to go to prison for their beliefs,but they should never take up anus to fight.<拿起武器>
(7) When you return to the office the following morning or after the holiday,you can listen to the messages and take any necessary action.<采取必要的行动>
(8) The teacher took up the lesson where he left off yesterday.<继续讲述>
(9) Jean took advantage of the lunch hour to finish her homework.<利用>
(10) I take back what I said.<收回>
(11) Take it easy.The roads are icy.<不要着急>
(12) He is taking over my job while I am on holiday.<接替,接管>
(13) He seemed to take great pride in his work.<对……感到骄傲>
(14) She had taken the trouble to buy the books for me.<费力,不怕麻烦>
(15) I'll take on the work,but I can't tell you exactly when I'll finish it.<从事>
(16) The Great Wall has taken on a new look since the liberation.<呈现>
(17) Is the supermarket taking on any more assistants?<雇用>
67、If you don't know the words,you can ________________ (refer to)a dictionary.
答案:65、turned up 66、turned down 67、turn to
66、His invitation is ________________ (refused).
(1) He was poor but proud and turned down every offer of help.<拒绝接受>
(2) The campers usually turned in as soon as it got dark.<上床睡觉>
(3) The teachers have to turn in the reports at the end of the school year.<上交>
(4) The examination turned out(to be)easy.<结果是,最后情况是>
(5) Bob turns over most of the money he earns to his mother.<移交,交给>
(6) The car struck the wall and turned over.<撞翻,翻倒>
(7) He turned over in bed.<翻身,翻转>
(8) Please turn over this page.<翻过>
(9) The missing boy turned up<出现>
(10) If you have some questions,you can turn to your teachers for help. <求助于>
(11) Mozart's music always turns me on/off.<使感兴趣/使不感兴趣>
(12) She turned away in horror at the sight of so much blood.<转身不看>
(13) Because the hall was full,many people were turned a way.<撵走>
(14) turn a blind eye to/on<视而不见>
(15) turn a deaf ear to <充耳不闻>
(16) turn about<向后转>
(17) turn against<反对,背叛>
(18) turn back<返回,折回,使往回走>
(19) by turns<轮流>
(20) in turn<一个挨一个地又(对别人)做同样的事>
(21) take turns<轮流(做某事)>
(题组训练)同义词组替换:
65、I have waited for him for hours but he hasn't ________________ (appeared)yet.
(1) On Friday 16th October,1987,a hurricane struck the southeast of England. <侵袭>
(2) The boy struck the man with a stick.<打>
(3) A stone struck me on the head.<打中,击中>
(4) I struck a match and held it to his cigarette.<擦燃(火柴)>
(5) An idea suddenly struck me.<(某种想法)忽然出现,使……忽然想起>
(6) He was struck by her beauty.<给人深刻印象>
(7) They are striking for higher pay.(=They,on strike for higher pay.)<罢工>
(8) I left immediately the clock struck twelve.<(钟)敲响>
(1) The letters" UK" stand for "The United Kingdom of Great Britain and Northern Ireland".<代表>
(2) I can't stand the hot weather.<忍受>
(3) You should learn to stand on your own two feet.<依靠自己,自主>
(4) stand out<显得突出,显眼,引人注目>
(5) stand by<站在一边,袖手旁观,支持,站在……边>
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