Because,they have made great contributions to the development.这句话怎么不对啦?为什么word上是画的绿线?

Fish are vertebrates because they have ______. they were ( )because they didn 't havethey were ( )because they didn 't have lunch 对Children like the Spring Festival because they can have red packets的because they can have red pa They need help because they have r____ out of mThey need help because they r_____ out of money and food. but sometimes they also love time ,because they feel that they have become servants of the 英语综合填空 why people drink often?Why do people drink often?Because they are t 1 ,but this can’t be the o _2 reason,there m _3 be other reasons.In many countries,when friends see e _4 other,they often have a drink while they sit and talk.Ma Sometimes,people cry not because they're weak.It's because they have been strong for too long. Sometimes,people cry because they're weak.It's because they have been strong for too long. Sometimes.peopleo.cry.not.because.they.are.weak.it.is.because.they.are.have.been.strong.for.too.lon it is right that they should have it,because of the way they have behaved or because of what they are. They have to do so because they can't hear.英文翻译 They are thinking of-------(walk)home because they don't have enough money some people learn english because they have to s___or w___in english when they work 首字母填空 because they fly so much,they have poorly developed feet.的翻译 英语Why are they clapping Because they __ the game填win,have won or won They go to the zoo because today is Sunday and they have no classes是什么意思? They told me to keep quiet,because they _____(have)a meeting. some people always have a stomachache because they are too() and always ()to have meals.