应用文心得作业

Can you （ ）（play）tennis? CAN PLAY!已知向量AB=(1-tanx,1+tanx),AC=(sin(x-π/4),sin(x+π/4))(1)求证AB⊥AC(2)若x∈(-π/4,π/4),求│ BC │的取值范围. Why are you so happy? Because I _______the test A missed B took C failed D passed The math problem was so difficult that I couldn't work it out. (保持句意不变) The math problem was______ difficult for me ________ _________. The children were all late.这句话可改为All the children were late.吗我存在这个疑惑是因为ALL的用法中有这么一条：all放于动词be,情态动词,助动词之后.如果句中有动词be,情态动词,助动词,all就一定要放 You can play outside是什么语法? The football game was on too late.They were all tired this moring.合并为一句 She weighed just 100 grams.改为同义句改为_____ ______ ______ ______ is only 100 grams 的形式 这句话有错吗?I am just waiting for you.一定要确定啊,那个just的位置没错吧. "She has just become motherless"同义句 蜀黍怎么读 高粱 阅读答案 一株高粱长得特别粗壮,比它的兄弟们足足高出一头,硕大的穗子在阳光下像一团火焰.不知为什么,满田的高粱都对它怒目而视,不时说上几句风凉话.这株出头高粱大惑不解,不知哪些地方得罪了 Li Fang is my deskmate.She sits me.A.in front of b.between c.behind d.beside sitis后面应该填什么 in color啥意思 in colour 的意思 in all color是什么意思z brass in color 为什么是inMy brother__about two hours___his homework every daya takes dob spends todoc spends doing d takes doing Can you play foootball? _____.It's hard. A.Yes ,I can. B.No,Ican't. everyday in full Can you play football?No it's too d_____ look kind of scared啥意思,里面有语法吗 My mother feels scared,too改为否定句 He was scared stiff分析stiff语法stiff 作为副词为什么放在scared这个形容词之后? ln(n+1)怎么等于lnn+ln[(n+1)/n] 、证明ln(n!)^2 ln(n^2+n)/ln(n)是不是等于ln(n+1) when did move to the house you live in now? We are getting r____for the coming sport meeting. Sports meeting is coming.All the students are getting very e____________（激动的） thank you all for coming的coming为什么要加ing最好还能写出有哪些情况要加ing的 The newspaper reporter i______ students about about fashion各位大哥大姐,帮我!