We haven't discussed yet_____we are going to place our newfurniture.[ ]A. thatB. whichC. what D

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• It is easy to set the goal of our production for next year, butto achieve it takes a lot of trouble.
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• 一切生命都有生殖发育的能力，以使生命保持连续性，使生物圈多样和多彩，请完成下列有关生殖发育的问题．（1）绿色开花植物通常是用______来繁殖新个体的，属于______的类型；果-生物
• 据图分析，下列有关植物生殖方式的叙述中，不正确的是（）A．①是嫁接，是人工营养繁殖B．①②是无性生殖，③是有性生殖C．①②③均是植物的生殖方式D．③中种子萌发时最先突破种皮的结构是-生物
• If you often feel tired and can't focus your attention, that is________you have to stop working
• 高等的动植物不能进行无性生殖．______．-生物
• 我国大陆第一个试管婴儿的缔造者是张丽珠教授，这项生物技术是目前应用最广的生殖辅助技术，这种技术的特点是（）A．无性生殖、体外受精、体内发育B．无性生殖、体内受精、体内发-生物
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• As I don't know _____ to take up Miss Rose's course because of her wedding leave, I haveto
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• 在横线中填写有关名称完成植物有性生殖过程图：-生物
• 下列新个体的获得与“多利”羊出生原理不同的是（）A．插柳B．压条获得的石榴树C．种子萌发后长成的菜豆D．单细胞培养的胡萝卜-生物
• The terrible earthquake took place early this month ______ three southern countries meet.[ ]A. where
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• —Hi, Peter. You seem to have gained a lot of weight.— Well, good food, not enough exercise. That
• 下列繁殖方式中，全属于有性生殖的一组是（）A．水稻的种子繁殖和红薯的块根或薯藤（茎）的繁殖B．袁隆平利用野生稻杂交培育出杂交水稻和小麦C．大白菜的菜籽播种和优良苹果树的嫁接-生物
• _____ some mammals came to live in the sea is not known.[ ]A. WhichB. Since C. AlthoughD. How -高一英语
• 以下是两种不同的植物生殖方式，请根据图回答．（1）图A属于______生殖，图B属于______生殖．（2）若图A中的植物体的基因组成是Ee，则该植物体产生的后代的基因有______种可能，分-生物
• 种子的胚由下列哪种结构发育而来的（）A．胚乳B．卵细胞C．受精卵D．受精极核-生物
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• The village is ______what it looked like when they settled their homes there 20 years ago.[ ]A. not
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• 下列诗句中的描述与生殖现象无关的是（）A．春种一粒粟，秋收万颗子B．离离原上草，一岁一枯荣C．红豆生南国，春来发几枝D．忽如一夜春风来，千树万树梨花开-生物
• Measures have been taken to solve the problem，but it may be some time________the situation improves.
• 在有性生殖过程中，______和______就是基因在亲子间传递的“桥梁”．-生物
• 下列生殖方式中属于有性生殖的是（）A．用青萝卜的根尖组织培育出萝卜幼苗B．将家兔的乳腺细胞核融合到乙兔的去核卵细胞中，由该细胞发育成新个体C．马铃薯的块茎发芽生根，进而发-生物
• 若图是被子植物番茄花的部分结构示意图，请据图回答：（1）番茄一般用种子繁殖后代，这种生殖方式属于______生殖．（2）①、②、③合称______，它属于花的主要部分．（3）受精作用完成后-生物
• 下列属于有性生殖的是（）A．草履虫的分裂生殖B．酵母菌的出芽生殖C．病毒的增殖D．小麦用种子繁殖-生物
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• 家蚕是通过有性生殖繁殖后代的，其特点是；（）A．有精子和卵细胞融合的过程B．由卵细胞直接发育成新个体C．雌雄同体，异体受精D．雌雄同体，自体受精-生物
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• 下列属于有性生殖的是（）A．椒草的叶片长成新植株B．马铃薯块茎发芽生根C．桃树种子的胚发育成新植株D．竹地下茎节上的芽长成新的竹子-生物
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• 下列花卉繁殖方式，属于有性生殖的是（）A．用叶繁殖秋海棠B．用茎繁殖月季C．用种子繁殖金钱橘D．用组织培养繁殖君子兰-生物
• Go and get your coat. It's ___ you left it.[ ]A. thereB. where C. what D. where there-高二英语
• 下列细胞中，不能形成生物体的是（）A．芽孢B．受精卵C．孢子D．精子-生物
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• Having arrived at the earthquake-stricken area, we were led to ____ the homeless people lived. [ ]A.
• 植物个体发育的顺序是（）A．受精卵→胚乳→植株B．受精卵→胚→植株C．胚→胚乳→植株D．胚乳→胚→植株-生物
• 下图为某农田生态系统的食物网，请据图分析回答(1)春季，农民通过播种育秧种植水稻，水稻的生殖类型属于_________生殖。(2)该食物网中属于不完全变态发育的生物是_________。-八年级生物
• 植物个体发育的顺序是[]A．受精卵→胚乳→植株B．受精卵→胚→植株C．胚→胚乳→植株D．胚乳→胚→植株-八年级生物
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