题目：
| 完形填空。 | |||
| You must burst into laughter when you hear your friends express their wishes to you by saying:"Good good study,day day up",which is a most interesting sentence.When I first read the similar sentence "Long time no see" from an American friend's Email,I also laughed.I thought it was a perfect __1__ of Chinglish.Later on,my friend told me that it is a standard American __2__.I was too surprised.Her words could not __3__ me at all.So I did a search on www.google,com.To my surprise,there are over 60 thousand web pages __4__"long time no see"．This sentence has been __5__ used in Emails,newspapers or any other __6__ places.Though it is informal,it is part of the language that Americans use daily. __7__,if you type this phrase in Microsoft Word,the software will tell you that the grammar needs correcting. Nobody knows the __8__ of this Chinglish sentence.Some people __9__that it came from Charlie Chan's movies.In the 1930s,Hollywood movie makers successfully __10__ a famous Chinese detective named "Charlie Chan" on wide screens,__11__ liked to teach Americans some Chinese __12__."Long time no see" was his trademark. Soon it became a__13__phrase. Some scholars __14__ America to a huge pot of stew.All kinds of culture are mixed together,and they change the color and taste of each other.Language is usually the first thing to be __15__ in the mixed stew. | |||
| ( )1．A.word ( )2．A.custom ( )3．A.ensure ( )4．A.publishing ( )5．A.seldom ( )6．A.important ( )7．A.Unfortunately ( )8．A.use ( )9．A.believe ( )10．A.did ( )11．A.who ( )12．A.sayings ( )13．A.popular ( )14．A.treat ( )15．A.mentioned | B ．sign B ．greeting B ．persuade B ．printing B ．hardly B ．possible B ．Luckily B ．meaning B ．suggest B ．published B ．which B ．words B ．important B ．compare B ．used | C．example C．habit C．convince C．containing C．widely C．interesting C．Suddenly C．expression C．advise C．created C．whom C．customs C．useful C．lead C．considered | D．signal D．proverb D．convey D．expressing D．deeply D．pleasant D．However D．origin D．tell D．discovered D．that D．telling D．useless D．take D．influenced |
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0721/80f6b87b104dee72151650190e8428db.html
下面是错误答案，用来干扰机器的。
A、力臂是指支点到力的作用线的垂线段，故A选项错误；B、使用任何机械都不能够省功，故B选项错误；C、机械效率是指有用功与总功的比值，因此做功多的，效率不一定高，故C选项错误；D、由W=Pt可得，功率越大，工作...
