小学英语北师大版

zoos help people to protect all kinds of animals.对 to protect all kinds of animals提问.zoos help people to protect all kinds of animals.对 to protect all kinds of animals提问.上面的题不对，是这个zoos help to protect all kinds of anim You are from England. What about ____? A.they B .he C.she D.him She is from the UK.What about ? A.he B.him C.they D.your说下整句话的意思She is from the UK.What about___________ ? A.he B.him C.they D.your 室温时,CaCO3在水中的沉淀溶解平衡曲线如图所示.已知CaCO3的溶度积（室温）为2.8×10-9,下列说法中不正确的是 [ ]A．x的数值为2×10-5 B．c点时有CaCO3生成 C．加入蒸馏水可使溶液由d点变成a点D 求高中化学溶解平衡专练 most people in Britain live in s____family groups For most people,a picnic is a casual meal that they eat outside the home.如何翻译较好? 是has还是have?A lot of advice has/ have been offered by people?advice不可数 要200字左右的昆虫记片段,和这个片段的读书笔记给我200字左右的昆虫记片段,和给我的片段的读书笔记!急用! 《昆虫记》谁有好段落?200字左右 能写赏析的见过螳螂的人,都会十分清楚地发现,它的纤细的腰部非常的长.不光是很长,还特别的有力呢.与它的长腰相比,螳螂的大腿要更长一些.而且,它的大腿 真核生物从基因到成熟蛋白质的过程?不管详细还是大纲都可以.我要的是机理（基因程度的,要深入的,作用因子,调控机理）急 真核生物dna分子控制蛋白质合成过程, 真核生物中,由一个基因产生多种蛋白质的机理及其生物学意义?请阐明3种真核生物中，一个基因常常在不同时间不同空间表达出不同的多种蛋白质，请阐明3种由一个基因产生多种蛋白质的机 微机原理与接口技术：如果某芯片内部有5个不同的寄存器,需要几根地址线对其内部寄存器进行译码? 假设1个大肠杆菌能产生3 000种蛋白质,每种蛋白质大约由100个氨基酸组成,问这个大肠杆菌的DNA分子所含碱假设1个大肠杆菌能产生3000种蛋白质,每种蛋白质大约由100个氨基酸组成,问这个大肠杆 英语翻译A．0个 B．200个 C．600个 D．1200个 要详解 与酵母菌相比,大肠杆菌DNA的特点是 A．含DNA分子数多 B．细胞质中无DNAC．基因由非编码区与编码区组成 D．以二分裂方式传递与分配DNA为什么选D i think that's ( )people should ( protect )wild animals.8A评价手册67页的一道题目,第一个空应该填什么?大哥哥大姐姐们拜托啦啦~=.= Lily had to work _____hours to finish all her work in time.A.extra B.spare C.average D.whole he ___work out in his spare time to keep fit,___he?选择B为什么,he ___work out in his spare time to keep fit,___he?A need ,needn't B needs to ,doesn't C needs ,doesn't D need ,don't tom is ( A ）in the classroom and （ B ） to his teacher carefully. A sit B siting C to sitD sitting E to listening F listens G to listen H listing "Old people can also do the same things like the young man".这句话有问题不?我觉得like是不是要改成as呢.young man前面的the好像也是多余的。不好意思，标题里面的man打错了，我看到的是young men。所以觉得 Robots are ___ to do the same things ___ people.A.enough clever; as B.clever enough; with C.clever enough; as 基因指导蛋白质合成.某蛋白质中氨基酸的种类和序列发生变化,则A若次蛋白质为抗体,则突变发生在高尔基体中B若蛋白质为胰岛素,则突变发生在核糖体中C若突变后具有母系遗传的特点,则突 You say that time is a lot,you will wait for me.Miss is even breathing would hurt. I miss you,and miss the times that we you must have a good d----空上应该填什么快啊、急西西、粗心大意忘了说了、是关于在考试前的准备原句是、you must have a good d_____and go to bed at usual time I an so busy that I even have no time to b_____ missing that time that lake 中文翻译! That you can't even have a good time的even在这里做什么用强调什么 翻译成什么 Linda never makes d_____.She just does what she is told to do more and more people volunteer to help the plants and animals______.A danger B in danger C endangere D dangerous有解析