科学故事100字

You should have watered the tree,_______?A.shouldn't you B.didn't you C.don't you D.haven't you为什么答案是B,请说明原因.急呀, the first season 是什么意思? season in the The changing seasons是什么意思 英语翻译Primary source suitable rating of alternator.补充一个 combat load 是什么东东呢。 英语翻译Cables run underground shall be laid in dedicated duct-bank; maximum distance between pull points shall be 60 m and minimum spare required is 20%. endorsement是什么意思 节食是go on a diet或go on diet或go on diets,还是都可以. 节食的英文短语是“go on diet”还是“go on a diet” on diet ,on a diet都可以吗 be a diet 汉语意思是什么 go on a diet 汉语意思是什么 She is interested in playing football.(保持原句意思)She is _______ _______ playing football. Do you know the boy to whom she was talking=Do you know the boy who she was talking we go to school at seven翻译英语 We go to school at seven.（用 Emma 作主语） 1.Is this ____train for Shanghai?A the B a C an D /2 Mary asked,''Why is____father out of water?''A the B a C an D /3 He ordered ____book some time ago.____book has now arrived.A a;A B a;The C the ;the D an;An4John was elected ______chairman of____st the train __is for shanghai is latewhich in that whereon which 英语翻译 根据这两句回答下题.They are going to play with their cous根据这两句回答下题.They are going to play with their cousins .They are going to stay with them.where are they to stay? The studens,with their teacher( )going to Shanghai next Sunday.A.are B.is C.were D.be they are going to school and she helps them with their lessons.请教直译个意义. Being on sky.hovering. Being on a diet is not good for us中“Being on Jim is o_______a white and red bike Being on ride white bike fly kite造句 this is a person what big convenience the taxi brings to us!这句话有什么语法?关于what的语法 We go to school ()Monday ()Friday. It is a rule in his family that ( )comes home earlier should cook the dinner for the family.为什么括号里填whoever而不是who? sail in the sea还是 sail on the sea Being on sea,sail; being on land,settle