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• Between the two windowswas taken 10 years ago.A．a picture hangs thatB．a picture hanging whichC．does
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• Maybe you have been to many interesting places, but nowhere else in China ____ such a beautiful plac
• 无土栽培是指根据植物生活所需要无机盐的______和______，按照一定的______配成______来培养植物．-生物
• 植物在开花结果期，最宜施用含（）较多的肥料．A．磷B．钾C．硼D．氮-生物
• So _____ that modern industry cannot develop without it.A．electricity is importantB．important is el
• ____ he met with the difficulty did he realize that our help was of great importanceA．It was only wh
• Not once________to Michael that he could one day become a top student in his class.(2013·湖南，35)A．occ
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• 含氮的无机盐对植物生长的作用是（）A．促进细胞的分裂和生长，使枝叶长得繁茂B．促进幼苗的发育和花的开放C．使果实、种子的成熟提早D．使茎杆健壮，促进淀粉的形成-生物
• If you go to Xi’an, you will find the palaces there more magnificent than commonly ______.A．supposin
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• 李超与周强进行同品种西红柿盆种比赛，光照和浇水情况基本相同，李超的西红柿结的大而多，周强的西红柿结的小而少．请你分析后者土壤中可能缺少的养分是（）A．含氮的无机盐B．含-生物
• As is known to us all, under no circumstances______ temporary economic development at the expense o
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• ___________ the past, leaving the sadness behind, ___________ you’ll see the door of a new bright wo
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• ----What’s the matter with Della? ---- Well, her parents wouldn’t allow her to go to the party, but
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• 科学家发现植物体内也会产生微弱的生物电，这些电流大多是在生理活动过程中产生的，猜猜看，植物产生电流的原因可能与下列哪个活动有关[]A．吸收水分B．吸收无机盐C．吸收二氧化-八年级生物
• So necessary _____ it to learn about their customs that I will attend a special lecture next week.A．
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• Not until she took off her dark glasses ________ she was a famous film star.A．I realisedB．that did I
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• 土粒之间的水分里含有无机盐，这样的液体叫做______．-生物
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• ---- Here____! Where is Xiao Liu? ---- There____.A．comes the bus, is heB．comes the bus, he is C．the
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• “Never for a second，”the boy says，“________that my father would come to my rescue.” (2013·江苏，27)A．I
• 将中等产量的种子分别种在肥沃和贫瘠的实验田中，得到产量高的种子甲和产量低的种子乙。将甲和乙分别种在同样的普通农田中，预计产量是[]A．甲高产，乙低产B．甲中产，乙中产C-八年级生物
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• Not until all the fish died in the river ______ how serious the pollution was.A．the villagers did re
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• 如图，验证植物生活需要无机盐的A、C试管中分别装有肥沃土壤浸出液和某种液体X，B、D分别为A、C试管放在相同且适宜环境中生长两星期后的情况．E是B试管中的某一根尖纵切结构示-生物
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• I finally got a photo with my favorite movie star.Never in all my life ________ so happy!A．did I fee
• 被称为植物营养的“三要素”的是[]A．含硼、含钾、含铁的无机盐B．含氮、含钾、含铁的无机盐C．含氮、含磷、含铁的无机盐D．含氮、含磷、含钾的无机盐-七年级生物
• 无土栽培是指把植物（）A．栽培在清水中B．栽培在土壤溶液中C．栽培在营养液中D．全部暴露在空气中-生物
• It’s required that the students__ mobile phones in their school, so seldom _ them using one. A．not u
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