（1）计算：(12)-1+8+|1-2|0-2sin60°-tan60°．（2）解方程：2(x+1)2x2+x+1x-6=0．-数学

更多内容推荐

• —I _____ agree with what he said. Actually I feel what he said is much to the point and makes good s
• Mike was usually so careful, ______this time he made a small mistake.A．yetB．stillC．evenD．thus-英语
• 计算：（1）30×32223÷2212；（2）18-22-82+(5-1)0．-数学
• She was knocked by a car and now is still .A．down; in dangerB．off; dangerousC．down; dangerousD．off;
• 下列运算正确的是（）A．（-2）0=1B．（-2）-1=2C．4=±2D．24×22=28-数学
• I began to feel ________ in the new school when I saw some familiar faces. [ ]A. at homeB. at heartC
• I can spare you only a few minutes. Just tell me ____what happened.A．personallyB．spirituallyC．thorou
• 计算：2cos245°-(tan60°-2)2-（sin60°-1）0+(12)-2．-数学
• _____ the satellites, football games come to us_____ on TV. [ ]A. Thanks for; alive B. Thanks to; li
• Most of the students got a favourable impression________the new teacher，and they were especially im
• —You know，Bob is a little slow ________understanding.—So I have to be patient________him.A．in；withB．
• All these new students will be divided ________ 12 classes. Then these classes will be divided _____
• My father likes playing golf；he's really enthusiastic________it.A．byB．withC．aboutD．on-英语
• However _____ they are designed, pens should function as a tool to write with.A．differB．differenceC．
• -高三英语
• Don’t be angry _________ me for not having written. I was really too busy.A．aboutB．withC．toD．for-英语
• 计算：(-1)2004+(12)-2×(3)0-2sin30°．-数学
• Drunk driving used to occur _____, but now it is under control．A．frequentlyB．generallyC．practicallyD
• 计算：（1）12-（-2009）0+（12）-2+|1-3|；（2）（2-1）2-（3+22）．-数学
• 18+(2+1)-1+(-2)-2．-数学
• 下列各题的计算结果中有三个是相同的，那么不同的一个是（）A．102+100+10-2B．（-10）2+（-10）0+（-10）-2C．（-10）2+（-100）+（-10-2）D．(110)2+(11
• 若（a﹣2）a+1=1，则a=_________．-七年级数学
• 计算：（-3.14）0=（）。-八年级数学
• New reports say peace talks between the two countries have broken ____with no agreement ________. A．
• Playing on a frozen sports field sounds like a lot of fun. Isn't it rather risky, ____?A．either
• 计算：4cos45°-（-3）2-（π-3）0-3-tan30°-数学
• 在式子x-1x-3+(x-2)0中，x的取值范围是______．-数学
• It's _____ hot here. We can't stay here for a long time. [ ]A. much B. very much C. much t
• I've never read a better book than this one._____, it is the best one that I have ever read. [
• There, a big memorial has been built ____ him, who devoted himself to the poor. [ ]A. in need of B.
• －If I’m not mistaken, your birthday is coming up. Has your brother sent you anything?－Not yet. He ne
• 62-18-（12）0-数学
• (2-π)0=（）A．1B．12C．-1D．0-数学
• --What a beautiful dress Jane is wearing！ --But it doesn't look good ____ her skin.A．onB．inC．ag
• There was such a long queue for coffee at the interval that we ________ gave up.A．eventuallyB．unfort
• （1）计算tan30°•cot60°+sin30°-22sin45°+（1-cot30°）0（2）解方程：（2x+1）2-3（2x+1）=4（3）化简：11+2+12+3+…+18+9．-数学
• 计算：(-14)-1-|-3|-(2011-π)0+(2)2．-数学
• Bows and arrows have _______ been out of use.A．long afterB．long beforeC．before longD．long since-高三英语
• It is the test system, _____ the teachers, that is to blame for the heavy burden of middle school st
• A man cannot smile like a child ,a child smiles with his eyes , while a man smiles with his lips alo
• The athlete hurt his foot in the race. ______, he missed the chance to win it.A．consequently B．unfor
• 计算：|1-3|+2-1-3．-数学
• I don't want anyone ________ me, telling me what to do and what not to do.A．ofB．overC．above D．
• — Are you going to travel during this summer vacation?— No, I’ll have to do some part-time job for m
• 下列运算错误的是（）A．a-1+b-1=（a+b）-1B．[（-a）3]-2=a-6C．(ba)-n=(ab)nD．a-1-b-1=b-aab-数学
• |-3|+（-1）2011×（π-3）-327+（12）-1．-数学
• To tell the truth, his pronunciation is ___________ terrible.A．onlyB．simplyC．justD．almost-高二英语
• Usually John would be late for meetings. But this time, to my surprise, he arrived on time.A little
• 计算：cos245°+（3-2010）0-27+3cot30°．-数学
• The accident was my fault, so I had to pay for the damage ________ the other car.A．ofB．atC．toD．on-高