保护地球从我做起300字

No matter how I have tried,the doorA doesn't open B won't open C won't be opened D can't open 满哥是什么意思 长沙满哥说的是什么意思? 湖南话,我的满哥在哪里,是什么意思拜托了各位 谢谢 “满赞哥”是啥子意思?拜托了各位 谢谢 谁有这首歌的名字?歌词我只记得she has always said she won't stay和for more than what she can其它的没记住 He lost many books ________(include)the book ge bought last week.同上 This is what`s she has always said she won`t stay,for more than what she can repay.用到了那些语法 The book is()I lost last week Athat Bwhy Cwhere Dwhat 老虎是什么属啊?我说的是门、纲、目、科、属、种中的属,它是什么属? 谁知道鲁迅的作品《呐喊》的人物是谁?（只有一个）,这个人物的性格是什么?如：《祝福》 人物：祥林嫂 性格：勤劳、善良 改为否定句 He got hurt in the game last week 英语翻译 The cat----(die)last week. 28._______ great difficulty I had ________ the robber from breaking in!A.How,stop B.What,to stop C.How,stopped D.What a,stopping 哪一个 I had great difficulty ——the suitable food on the menu in that restaurant.A find B,found C.to find D.finding Frank insisted that he was not asleep _____ I had great difficulty in wakin请高手相助谢谢!4.Frank insisted that he was not asleep _____ I had great difficulty in waking him up.A.whether B.although C.for D.so请分析说明了理由, 什么是陀螺效应 ：子弹在空中旋转的那个陀螺效应与质量有关?是什么关系呢? 缩写词中文意思 CD( ） what great difficulty they had making a living in old days!为什么这里用making而不用made? In old days,the poor __________a great deal to make a living,didn't they?A sufferedB suffered from C offeredD provided 陀螺旋转是什么力?为什么陀螺高速旋转时不会倒? 陀螺在转动是产生的是什么力 高速旋转的 陀螺在不 受所有力后会怎样用牛顿第一定律解释不了? 什么是主动执行力?什么是被动执行力? 一个正在匀速转动的陀螺,如果他突然不受力,问陀螺的运动状态请问，在转动的陀螺，是怎样做匀速直线运动状态（牛一：如果物体不受力，则物体将保持静止状态或匀速直线运动状态） 原 什么样的执行力是有效执行力 转动的陀螺失去所有的力后是什么状态? 什么是执行力执行力的含义 In fact,I always care about you! 目前地球上最主要的原始森林位于①热带②亚热带③温带④亚寒带 A①④ B①③ C②④ D③④