如图是根尖的结构图，请据图回答下列问题：（1）填写根尖各部分的名称：A______；B_______；C______；D_____。（2）如果去掉________，根不能再生长。（3）根生长最快的部位

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• I was wondering ________ that you took up smoking. [ ]A. it when was B. when it was C. it was when D
• As soon as he comes back, I'll tell him when ______ and see him. [ ] A. you will come B. will y
• （a）请你在平面上画出6条直线（没有三条共点），使得它们中的每条直线都恰与另三条直线相交，并简单说明画法．（b）能否在平面上画出7条直线（任意三条都不共点），使得它们中的每条-数学
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• 某校生物兴趣小组的同学们在探究植物根尖何处生长最快的过程中，将实验结果绘图（如图），请你推断生长最快的部位是[]A．根冠B．分生区C．伸长区D．成熟区-七年级生物
• I persuaded my parents _____ we should go to Italy for a holiday rather than Scotland. [ ]A. what B.
• 如图是某同学在探究根的什么部位生长最快时，第一天绘制的根尖各段长度图，请你预测哪一段生长最快？（）A．1（成熟区）B．2（伸长区）C．3（生长点）D．4（根冠）-生物
• Can you tell me ____ in a million years. [ ]A. how man will look like B. what man will look likeC. m
• They wonder _____ someone who wants to be a telecom engineer should study subjects such ashistory, l
• Now that we have settled the question of feasibility(可行性), let's proceed to the next one ─_____
• We have been informed that he had done_____ visits were essential by eleven o'clock last night.
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• The teacher asked me _____. [ ]A. that I had finished my homework B. that had I finished my homework
• I wonder _____ we can solve this hard problem. [ ]A. what else B. how else C. that D. as if -高一英语
• Do you think body positions are part of _____ "body language"? [ ]A. which is called B. wh
• Ifthefigure6iscomposedof24equilateraltriangles，thenhowmanynon-congruentdistinctrighttriangleswithver
• 将编号从1到10的10个白球排成一行，现按照如下要求涂色：（1）涂色的球有2个；（2）被涂色的2个球的编号之差大于2．那么不同的涂色方法有几种？-数学
• 如果在根尖的不同部位做标记，一段时间后发现生长最快的部位是_____。-七年级生物
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• They want to know _______ do to help us. [ ]A. what they can B. what can they C. how they can D. how
• 根据探究“根的什么部位生长最快”的实验回答下列问题（1）实验中选择的根应是______幼根．（2）选一条幼根放在______上，用钢笔轻轻地自幼根尖端向上画4条线，这4条线的间距应____-生物
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• After five hours' drive, they reached _____ they thought was the best place they they'd be
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• 小张上学路线如图，只准往东或往北走，且不许触及池塘，图中阴影部分，则共有（）条不同的路径．A．18B．19C．20D．21-数学
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• 在探究根生长最快的实验中，你发现根生长最快的应是根尖的________部位[]A．伸长区B．根冠C．分生区D．成熟区-七年级生物
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• 有四对夫妇参加一次乒乓球单打训练，训练中某些人两两打球（夫妻之间不打球），训练完后，其中一位李先生打听其余每个人参加打球的次数，知他们打球的次数各不相同，则李夫人打-数学
• 设ABCDEF为六边形，一只青蛙开始在A处，它每次可随意跳到相邻两顶点之一．若在5次内（包括5次）跳到D处，则停止跳动．那么这只青蛙从开始到停止，可能出现的不同跳法的种数是（）A-数学
• 用标有1克，2克，6克，26克的法码各一个，在一架无刻度的天平上称量重物，如果天平两端均可放置砝码，那么可以称出的不同克数（正整数的重物）的种数共有（）A．15种B．23种C．28种-数学