计算3-2的结果是（）A．-9B．-6C．-19D．19-数学

更多内容推荐

• The country has been ______ war with its neighbor for almost ten years.A．inB．onC．atD．during-高一英语
• It will be a big help if you go to the store and get what we need for dinner. ______, I’ll set the
• 计算：（1）(12)-2+33+20110；（2）(1x3-1x2+1x)•x3；（3）(x+y)2xy-(x-y)2xy．-数学
• 在代数式1x-1+（x-2）0中x取值范围是______．-数学
• 短文改错。 以下标有题号的每一行均有一个错误，请找出，并按下列情况改正： 此行多一个词：把多余的词用斜线(\)划掉，在该行右边横线上写出该词。 此行缺一个词：在缺词处加一-高三英语
• The rare species which are ____ disappearing should deserve more attention from us human beings.A．in
• He stood to the painting and studied it .A．close; closeB．closely; closelyC．closely; closeD．close; cl
• 已知（x-1）|x|-1有意义且恒等于1，则x的值为（）A．-1或2B．1C．±1D．0-数学
• 将(16)-1，(-2)0，(-3)2这三个数按从小到大的顺序排列，正确的结果是（）A．(16)-1＜(-2)0＜(-3)2B．(-2)0＜(16)-1＜(-3)2C．(-3)2＜(-2)0＜(16)
• When Helen saw her tutor nod _______ to her, she calmed down and went on with her performance．A．enco
• Although _____my opinion, the old professor didn't come up with his own. [ ]A. againstB. on C.
• 下列等式正确的是（）A．（-3）-2=-19B．4a-2=14a2C．0.0000618=6.18×10-5D．a2÷a×1a=a2-数学
• “Russia wants to maintain its established diplomatic relations with Libya and never interrupt them__
• I think the director’s attitude ________ this program will decide what we should do next.A．towardsB
• I’d like to buy a house ---modern, comfortable, and ____ in a quiet neighborhood.A．in allB．at allC．a
• --- Tomorrow we’ll go hiking in the mountain to experience nature.---- ___ it rains heavily when we
• 下列运算正确的是（）A．a0=1B．(-3)-2=19C．-0.0000036=-3.6×105D．（a+b）-1=a-1+b-1-数学
• I can not spend ________ money on the car which is ________ expensive for me.A．too much; much tooB．
• It was ________ that the PLA men got to the earth-strike area.A．midnightB．at midnightC．untilD．for mi
• 计算：π0+3-2=______；6a2b8a3=______．-数学
• You cannot tell________looking at someone whether or not he has HIV.A．withoutB．byC．forD．with-高三英语
• （1）计算：(-2)0-(13)-1-|-3|+2sin60°；（2）先化简，再求值：已知x=2+1，求（x+1x2-x-xx2-2x+1）÷1x的值．-数学
• ___ the fact that he found math boring, he was still good at it.A．DespiteB．ThoughC．WhileD．As-高二英语
• —Are you free this evening? —Sorry, I’ve promised to have Mary’s radio repaired ____ for her help wi
• 计算：（-4）-2×（-2007）0=______．-数学
• My grandfather spends most of his time _______ because he loves nature. A．outdoorB．outdoorsC．indoorD
• This kind of music is not _____. Only a few people enjoy it.A．sounds beautiful B．for my appetiteC．to
• Li Gang was required to apologize ________the people present at the meeting________what he had done.
• Einstein was famous _________ a scientist _______ his Theory of Relativity.A．for;forB．as;forC．for;as
• -----Have you been to New Zealand? -----No, I’d like to, _____.A．tooB．thoughC．yetD．either-高二英语
• (2013·高考陕西卷)The manager wants to see changes in the company，and I am sure he will________.A．in parti
• (2013·高考江苏卷)I am always delighted when I receive an e­mail from you.________ the party on July 1
• （3b24a3）-2•（-32a-2b）3=______．-数学
• She was ______ good terms with her twin sister, because they were two of a kind. In other words, th
• I can’t spend___ money on the car which is ___expensive for me .A．too much ; much tooB．far too； too
• 化简（a-3）-2（bc-1）3=______．（结果只含有正整数指数形式）-数学
• The students were participating an international energy saving competition between towns in New Engl
• ，the wind died down and people began to appear on the street.A．A bit lessB．Little by littleC．A littl
• Our teacher entered the classroom, __________.[ ]A. a book in handB. book in handC. book in his hand
• (2013·高考辽宁卷)________everyone here，I wish you a pleasant journey back to your country.A．By means ofB．
• 计算，并使结果只含正整数指数幂：（a-3b-2）-2•（ab3）-3=______．-数学
• — What is that building ______ construction ? — It looks like a hospital..A．underB．onC．inD．through-高
• TV talk shows have covered every inch of space on daytime television . And everyone , who watches th
• _____, the pay isn't attractive enough, though the job itself is quite interesting.[ ]A. Genera
• (12012)-1的值是（）A．-2012B．2012C．-12012D．12012-数学
• Sarah had to call a taxi because the box was _______ for her to carry all the way home.A．much too he
• Just a few months before the examination the lazy bone studied day and night _____ that he shouldfai
• ________ they heard the shout for help，they rushed out.A．ImmediatelyB．The moment C．The minute D．All
• 下列等式中正确的是（）A．（-0.1）-2=100B．2a-3=12a3C．yx=y2x2D．3-x-y=-3x-y-数学
• Although the old man was ______ death, he still fought with the disease bravely.A．at the end ofB．on