i will be happy 为什么加be

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• 英语翻译It was the first day of our winter holiday.All of us were very happy.Why?Because we have one months to do things we love to do.We are free.Although we have some homework.But we can finish them in several days.And the rest time we can make good use of.My god!We have been very tired after hard studying.In winter holidays,I want to have full sleep and eat good food in order to replenish myself.Last but not the least,I will have a good rest.
• I known you would want to known that这里为什么 要加would
• 用如图所示的方法可以测出一个人的反应时间.甲同学用手握住直尺顶端刻度为零的地方,一同学在直尺下端刻度为a的地方做捏住尺子的准备,但手没有碰到尺子.当乙同学看到甲同学放开尺子时,立即捏住尺子,乙同学发现捏住尺子的b.已知重力加速度为g,a、b的单位为国际制主单位,则乙同学的反应时间t约等于_______图就是两个同学,甲同学在上,捏住尺子上端（即零刻度处）,乙同学（受测者）在下,准备捏住尺子半小时之内回答加50分!说到做到!但为什么尺子下落距离是a-b?我就是这一点不理解.
• 为什么比较级前面要加动词过去式?.是better sports还是sports better.
• And I want a large box of chalk ,too.I only have small boxes.为什么前面box不加es 后面回答加.
• I want a large box of chalk 和 I want a large box of the chalk 加the 什么用这个the呀?
• And I want a large box of chalk,too. 有and为什么还要加too
• 3道高考英语单选题 求详解The new idea ＿ first in Japan has been＿to other parts of the world.A carried out;brought out B having been carried out;brought aboutC carried out;brought over D having been carried out;brought in为什么不选DWould you please do me a favor to post the letter?＿＿＿＿＿＿＿＿＿＿＿＿A You are welcome. B It's my pleasure.C With pleasure. D No,I can't为什么不选BYou ＿ the burning sun and heavy rain if you want
• 请帮我解决下面的英语作业吧从B栏中找出A栏中各句的应答语.A栏（ ）1.How are you?（ ）2.Hello!Is that Paul?（ ）3.Where’s My sweater,Mom?（ ）4.Would you like to come to my birthday party?（ ）5.What day is it today?（ ）6.Happy New Year!（ ）7.Can I help you?（ ）8.Could I use your dictionary?（ ）9.Jack,your T—shirt is very cool.（ ）10.What’s the date today?B栏A.Of course.Here you are.B.It’s September 21st.C.I’m very well,thank you.D.Yes,speaking.E.The same to you.F.Yes,please.I’d like a redG.Thank
• 一个很难的高中英语单选题—I was wondering if we could go skiing on the weekend.— It ____ good.A：Sounds B：Sounded 然后解释为什么用现在时,而不用过去时?
• 以A(0,0）,B(4,0）C(2,3)三点为顶点画平行四边形,球第四个顶点D的坐标
• 已知3x-4y-z=0，2x+y-8z=0，那么代数式x2+y2+z2xy+yz+2zx=_．