play an important/vital/essential role (in sth)be of vital importance to sb/sth be of great value/benefit to sb/sth双重否定表强调：Nothing is of more importance than sth5.某人重视...

2、节假日活动必备词句>中国节日名称(1)The Spring Festival春节(2)The Dragon Boat Festival端午节(3)The Mid-autumn Festival中秋节(4)New Year's Day元旦(5)National Day国庆节(6)Internatio...

八班张玮星必修L第章.从突骏学化学一，化学突验基本方法【药品的取用保东、气体的制备：物质的分离与提纯、高子的检脸2.了解安挡施：①防爆炸：H。.CH4的验纯。国防暴沸：浓50，的稀释（浓H50,...

as可放在主句后，主句前或主句中间：which只能放在主句后。b、as起连接作用，表达说话人的观点、看法，并指出主句内容的根据或出处，意为“正如，正像”。Which相当于并列句，可以用andthis来代...

的可报专业超过96%以上，一些顶尖大学专业可报率甚至能达到100%。3竞争压力相对较小从目前已经掌握的新高考改革几个省的选科情况看，选择这个组合的人还是在少数，所以相对这个层次的竞争压力还...

second/secondly第二next其次；然后and then于是；然后meanwhile/at the same time同时finally/eventual ly/at last/in the end最终类别3：表“并列补充”also/too/as wel l也；同样；而且both....

【英语72】recite some beautiful Engl ish essay,which helpme think in Engl ish when I write Englisharticles.Besides,I also read a variety ofarticles in Engl ish books,newspapers and...

我们正在高速路上欢快地开着车突然一个轮胎爆胎了。8.Jenny walked slowly to the front,with her legs trembling and herheart bumpingnearly out of her chest.Jenny慢慢走到讲台，腿发抖，心...

5.such的用法such作限定词和aII,no,any,some,other,anther等词连用时，such放后面。如果such修饰单数可数名词，且与不定冠词连用时需置于其前；such前有no时不用冠词。6.s0的用法在believe,thin...

are having some trouble in making friends.In my opinion,friendshipis one of the most important things in everyone's life becausewithout friends we will suffer loneliness.If you wou...