2017高二暑假作业

急!求五篇初一英语作文急! 初一英语日记70字不要是放假时候写的 求初一英语日记,50词,不要太难的.最好12篇就是先说一下今天天气怎么样,再说一下去哪儿玩了,（或是干了什么；买了什么；帮助了什么人）,最后说一下心情怎么样,玩得开心么. 补全对话,用适当的词.句子补全对话（急）A：Can I ask you some questions?B:Sure.A:What time do you usually go to school?B:I usually go to school ( )seven o'clock.A:( B:School starts at 8:05.A:( )do you have every day?B:We have seven s 补全对话,一词一空（初一英语）超简单的,A:What's her ( )( B:( )63856689. 急 补全对话 每空一词Tommy:Where( 1 )my books?Mother:( 2 )are on the sofa.Tommy How( 3 )my pencil case ( 4 )my baseballSister they re ( 5 )your backpack Tommy :OK,And( 6 ) my computer game?Sister your (7),(8)?It s under your bed Father great 初一英语补全对话.（每空一个句子或几个词）A：Hello,Li Hua.Why didn't you come to the party last night?B:Oh,my friend Wen Jing came to see me.A:Wen Jing?What a nice name!(1)B:He's quite good and helpful.We ate getting on well with 补全对话,每空一词A:How many l() are there in year,Alice?B:There are ()有monehs.A:Which ()哪do you like best?B:I () June best..A:Why?B:Because Children's Day comes this month and my ()is also in june.A:That sounds great.()can get more gifts. 补全对话,每空一词.（初一英语）急!A:Hello,Maria.(1)___(2)___is it today?B:It's Tuesday.A:Do you have an art class in the morning?B:No,we don't.A:And (3)_____?B:Yes.There are two English lessons today.A:Do you like English?B:Yes.But it i Excuse me( 1 Is this book yours?Oh yes it's mineCan I ( 2 ) it?Certainly ( 3 )you are Your English is very good Are you ( 4 )England?No I come from Canada ( 5 )speak English and FrenchI'm a Chinese ( 6 )do you like our country?Very much( 7 )do you li 冰面下面的水为什么不结冰 水面结冰时,水里的鱼为什么仍然能够生存? 为什么鱼冬天在水里不会冷 鱼为什么冬天冻不死?冬天水很冷 而鱼好像是冷血动物 怎么冻不死那?蛇和乌龟都冷的冬眠了即便是15度的水 人摸上去都很冷 怎么会冻不死那？ 河水结冰后水底温度一直是4℃吗? 为什么当河面结冰时水底的温度还要高些我知道这是热缩冷胀的规律,但是我要具体的. 听说深海海底的温度低于零下的,可是为什么不结冰? 水面温度比水底低,为什么水面先结冰啊如题 海底的温度是多少? 镜泊湖奇观:这里冬季气温很低,瀑布从不结冰断流的原因是什么? 在镜泊湖的吊水楼瀑布是怎样形成的? 介绍镜泊湖吊水楼瀑布景观? 吊水楼瀑布是镜泊湖的著名景点改为疑问句：改为反问句：改为感叹句： 镜泊湖瀑布介绍? 北方的冬天,即使很冷,为什么湖不会全部结冰? 为什么北方河流冬季表层结冰而底层是流动的? 北方冬天河面并不是全结冰这几天看到海河结冰,有个问题请教大家：海河里并不是全部都结冰的,有些段冰厚许多,还能够在上面滑冰,有些段薄许多,还有些河段根本就不结冰. 结冰期的河流,我国有结冰期的是哪几条河流? 青藏高原北部的河流有结冰期吗? 为什么北方有结冰期 冬季有结冰现象的河流是 哪个河流冬季有结冰现象a 长江 b 淮河 c 珠江 d 黑龙江