2022-10-07
r: I always前的but→and/s2. remembered→→ remember3.it→→them4.eat前加to5.去掉free前的the6. happier-happy7. friend→ friends8. cooking+cook9. either→→too10. for-+with 1C【解析】设椭圆的左焦点为F,P为短轴的上端点,连接AF,BF,如下图所
2022-10-07
第二节书面表达【写作思路】根据试题要求,考生需要写一篇记叙文,记述身边一位值得尊敬和爱戴的人。首先考生需要介绍自己最尊敬和爱戴的人是谁,简单地介绍一下他(她)。然后,陈述为什么他(她)值得尊敬和爱戴。最后,可以对前文进行一个总结,使文章结构严谨。本文的写作重点在"尊敬和爱戴的原因",考生可围绕这个要点适当拓展,从性格特点、处事风格等方面展开写作。【范文赏读】The most belove
2022-10-07
21.①语序不当,改为“发布并实施”;②成分残缺,在“营造”前加“为”;⑤句式杂糅,去掉“的原因”;⑧搭配不当,“培训”改为“培育”或“培养”。(每处1分) 12.C【解析】图中A为内细胞团细胞,胎膜和胎盘由滋养层细胞发育而来。故选C 以上就是2021-2022 英语周报 高三 HZ 23答案,更多英语周报答案请关注本网站。
2022-10-07
19解:(1)设N(4.y),代入x2=2y,得y2=8所以1MN8.NF=号+=号+8由题设料号+B一×Bp解得p=-2(舍去)或p=2,所以C的方程为x2=4(4分)(2)由题知直线的斜率存在,设其方程为y=kx+6y=kr+6由消去y整理得424=0,x2=4显然△=16k2+96>0.设P(n1y1),Q(x2,y2)x1+x2=4k,x1·x2=-21.抛物线在点P(x,
2022-10-07
【参考范文】To whom it ma concernI am one of your customers. I ordered a set of English short stories on your online store ofAmazon a month ago, but I didn't receive them until yesterday. And much to m
2022-10-07
第二部分:参考范文was stuck for five or six minutes though it felt much longer. How I wished I had not actedo foolishly, making myself a laughing stock of my family! I could well imagine how they wouldok
2022-10-07
22.(14分)I.(1)C(1分)2:1(2分)(2) gedcb(2分)Ⅱ.(3)检查装置的气密性(1分)k3(2分)出现红褐色液体(2分)Ⅲ.(4)2NOCl+H2O=2H++2C1-+NO↑NO2↑(2分)(5)90%(2分)【解新】工.(1)实验室制备氯气是加热二氧化锰和以浓盐酸的混合物应该选择C装置为Cl2发生装置,反应的化学方程式为MnO2+4HCl(浓)二MnCl2+Cl
2022-10-07
12.ACD【解析】金属棒ab做切割磁感线运动,则有E=Bu,I=b,F安=BI,当金属棒ab的速度最大时有mgin=F安,联立解得m=0.12kg,A项正确;当p=2.2s时,v1=9m/s,此时F安1R0.648N, mosin-F安1=ma,解得a=0.6m/s32,B项错误;当t=1.6s时,v2=8m/s,此时E2=Blv2=9.6V,电阻R中的电流大小为l1≈E2=0.48A
2022-10-07
【参考范文】To whom it ma concernI am one of your customers. I ordered a set of English short stories on your online store ofAmazon a month ago, but I didn't receive them until yesterday. And much to m
2022-10-07
33(1)BCE液体表面张力产生的原因是液体表面层分子较稀魂,分子间引力大于斥力,选项A体有定的熔化温度即熔点,非晶体没有一定的熔化温度,选项B正确扩敢现象和布运动的剧烈度都与温度有关,但扩散现象和布朗运动并不是热运动,只是分于热运动的体现形式,选项C正确第二类水动机不可能制成是因为它违反了热力学第二定律,不违反能量守低定神,选项D精误网个分子从很远处,直不再靠近为止的过程中,分子间相互
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