Engines are machines ___ power or motion.A.produce B.producing C.produced D.which producing这题答案是B,我想知道具体的解释,为什么不能选D呢顺便把这句话翻译一下吧

Engines are to machines what hearts are to animals 翻译 Engines are to machines what hearts are to animals.为什么要用what?as不行吗? engines are machines producing power or motion.producing改为produce 可不可以 为什么 Engines are to machines _____hearts are to animals.这是什么从句这道题出现在“名词性从句和定语从句”这一章,具体是什么从句Engines are to machines what hearts are to animals. engines are to machines ( )hearts are to animal括号中填该那个连词,为何animal 该为animals 英语单选解析1.Engines are to machines ___hearts are to animals.A.that B.what C.where D.which Engines are to machines ______ hearts are to animals.A.that B.as C.which D.what为什么不选as 正如 而选择D呢 英语翻译Like at most startups,employees often wear multiple hats.Engineers,including Musk,work in an office-free open cubicle layout less than a minute's walk from where technicians are building rocket engines and machines are welding together sp Engines are to machines ______hearts are to animals.A.as B.that C.what D.which选C不是有A is to B (just) as C is to D=A is to B what C is to D Engines are machines ___ power or motion.A.produce B.producing C.produced D.which producing这题答案是B,我想知道具体的解释,为什么不能选D呢顺便把这句话翻译一下吧 Engines are to machines what hearts are to animals.我知道这是A is to B what C is to D.的结构,但请问在此句中what hearts are to animals在句中做什么成分?状语?还是其他什么?what 做什么成分呢? 英语名词从句6.He spoke proudly of his part at the game,without mentioning _______ his teammates had done.A.what B.which C.why D.while7.Engines are to machines _______ hearts are to animals.A.as B.that C.what D.which8.What did your parents think Computers are very powerful calculating machines（改为感叹句）______ ________calculating machines computers are Engines are to machines___hearts are to animals.A.asB.thatC.whatD.which选C为什么? 英语翻译Diesel and petrol engines have the same mechanical parts ,except that diesel components are generally stronger and heavier .both engines are internal combustion engines ,but they have intake stroke .A petrol engine takes in an air-fuel mi 英语翻译Just as primary search engines are now a resource for metasearch engines,so metasearch engines should become a means of achieving higher-level goals rather than an end in itself.Intelligent-agent technology promises to alleviate the tediu They are going to (u ) their engines在空里填上合适的词 翻译：Their engines are nine times more powerful than a normal car.