It is one of the funniest things _____on the Intenet so far this year.A findingB being foundC to findD found

2009-01-10 22:15 来自版块 - 

怎样将NaCl Na2SO4 NaNO3 从混合液中分离??最好有加入的药品和步骤

2009-01-04 22:16 来自版块 - 

海水波浪发电和潮汐发电,是什么能转化成什么能?

2009-01-04 22:13 来自版块 - 

是铜与空气充分反应生成氧化铜,灼烧铜的仪器是什么?为什么不用玻璃管

2009-01-04 22:11 来自版块 - 

---Sorry for having kept you waiting. I was held up in the traffic.---It's all right.I______the newspaper,anyway.A was readingB readC h... 全文

2008-12-17 22:23 来自版块 - 

Once _____,the Heart-warming Project will bring lots of benefits to the local people.A startingB is startedC startedD being started分析句子结构,意思

2008-12-17 22:19 来自版块 - 

I'm sorry,I shouldn't have been so rude to you.You ______your temper but that's OK.A have lost B had lostC did loseD were los... 全文

2008-12-08 22:20 来自版块 - 

The long lasting war, filled with blood and deaths, ended in people's sadness, ____no result.A reached B to reachC reaching D to be ... 全文

2008-12-08 22:16 来自版块 - 

异面直线有没有可能垂直??

2008-11-19 22:43 来自版块 - 

一条直线如果在平面外,具体是什么意思??

2008-11-19 22:42 来自版块 - 

我就是分不清楚电源的输出功率。输入功率。电动机的功率这一系列,麻烦帮我解答一下,谢

2008-11-13 22:31 来自版块 - 

神经细胞能不能分裂?为什么?

2008-11-03 22:46 来自版块 - 

汞在溶液中是成什么状态???是溶还是不容?

2008-11-01 22:06 来自版块 - 

淀粉碘化钾,食醋,冷开水怎样区分NaCl和NaNO3

2008-11-01 22:05 来自版块 - 

NA2O2加入饱和NAOH,钠离子的数目变化????

2008-11-01 22:03 来自版块 - 

Cl2为什么不能用橡皮塞?

2008-11-01 22:01 来自版块 - 

有没有各种物质的制取方法?

2008-10-25 23:07 来自版块 - 

SO2还原品红是不是漂白性?

2008-10-21 22:50 来自版块 - 

我想知道复合句中从句与主句怎么来区别

2008-10-16 22:38 来自版块 - 


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