中国现代国防事例

填空题(改同义句)I spent a few days staying in Nepal last month.It----- -----a few days------- ------ in Nepal last month. 冠词用法I don't usually like staying at hotels,but last su mmer I spent a few days at a very nice hotel by_ __ sea请问这里的Sea为什么是特指用the? I don't usually like staying at __ hotels,but last summer we spent a few days at __ very nice one.填补空格 my firend spent a few days in making that machine last year 试题 Is it ____sparing time for your hobby while.试题 Is it ____sparing time for your hobby while your classmates are concentrating on their lessons?为什么不能用WORH 而是WORTHWHILE?刚刚在百度上倒是查到了一个白痴的解释, 装修包门框,什么胶能代替录丁胶呢,录丁胶味太大了, 录丁胶用什么稀释剂, 同温同压下,50ml气体A2和100ml气体B2化合生成50ml气体C则C的化学式为 质量是2.75t的载重汽车,在2900N的牵引力下,由静止开上一个山坡,沿山坡每前进1m,升高0.05m,汽车前进100m,速度达到36km/h,求汽车在前进中所受的摩擦力.（g取10m/s²） 质量m=2.75*10^3Kg的载重汽车,在F=3000N的牵引力的作用下,有静止开上山坡,当车前进s=100m时速度为V=26Km/h,求该车运动时受到的阻力(沿山坡每前进1m.升高0.05m,g=m/s^2) Today is a s___ day for the teachers.It's Teachers' Day. Teachers Day is on the t of S 在19世纪电与磁方面有哪些科学家?如题.要两位科学家.（我没有分,但是可不可以请好心人帮帮忙阿） 帮我做实验 电与磁用铜丝绕在铁定上,铜丝要一圈一圈地包绕,避免出现十字交叉,绕约二十圈.将线的一端与干电池负极相连,另一端连接开关,并与正极相连.将几枚回形针放在桌上,不接通电路, 粘地毯用什么胶那里有啊 地毯上有胶怎么清理 I .get up.my motherA.can't,early than B.don't,so earily asC.can,as earlier as D./,not so early as可是我不知道为什么 那为什么不选d？ Get up my love my love 教师节是Teachers' Day 还是the Teachers' Day啊 质量为1吨的汽车,在恒定的牵引力的作用下,经过两秒钟的时间速度由5m/s提高到8m/s,若果汽车所受到的阻力为重力的0.01倍,求汽车的牵引力.有没有除了用动量定理之外的方法 英语.The teachers were most impressed by your per英语.The teachers were most impressed by your performance in the exam .You scored 98 marks whereas most of your classmates failed .希望通俗易懂点,不要用电脑翻译. 英语选择题--No teachers ( )present at the meeting.A.is B.are C.was D.were 含羞草的生长过程 电灯开关我主线接L 开关和出现接L1 正确吗为什么我把电灯开关关了!插头都没电了? 1952年伦敦烟雾事件到底死了多少人?英国政府隐藏了多少显为人知的秘密? 我的世界在服务器里怎么头戴方块我看见有人在多人服务器里头带方块求大神告诉我怎么弄有的人戴草方块,有的人带黑曜石,这是在聊天框里输入什么才能带上的, 英国伦敦烟雾事件怎么解决的 live on my nerves lost one’s nerve touch one’s raw nerve live on my nerves lost one’s nerve touch touch one’s raw nerve 伦敦烟雾事件自然因素和人为因素是什么 World teachers' Day is on( ) Teachers' Day is aday to show( )to teachers.第一个括号那停了。World teachers' Day is on( ). 有什么适合初中生的作文比赛?1000字左右的作文. 船形开关有四个接线柱多少钱一个