计算：（-5）5-20070+3-2．-数学

更多内容推荐

• His parents are convinced ____ the fact the their son always focuses his mind ___ his study.A．of; on
• . Hotel Belvedere is popular with the travelers as it’s ______ easy reach of the beach.A．beyondB．wit
• Why this excellent newspaper allows such an article to be printed is _______ me.[ ]A. above B. outsi
• Since David ________ downloaded a virus into his computer，he can not open the file now．[ ]A．readily
• I looked forward ____ what was happening in the crowd. [ ]A. to seeing B. saw C. to see D. meeting-高
• The discovery was made_______, which we hadn’t expected .A．on purposeB．at presentC．in advanceD．by ac
• It is generally considered that football is _______ than any other match.A．a great deal excitingB．fa
• ＿to my regret, I am unable to accept your warm invitation. A．VeryB．MuchC．GreatD．A lot-英语
• The boy was sitting _____ his mother, _____ his back _____ the door.A．next to…with…toB．nearly…of…aga
• The building was named Ford Hall________a man named James Ford.[ ]A．in place ofB．in celebration ofC．
• — This summer is very hot. — Yes, but it's not __________ as hot as last summer. [ ]A. nearlyB.
• 计算：-14+(12)-2+12+(1-2)0-2tan60°．-数学
• 如果x+x-1=3，则x2+x-2的值是（）A．9B．7C．5D．3-数学
• Jack is good, hard－working and intelligent.________,I can't speak too highly of him.[ ]A. In a
• 83. It is said that Hong Kong will be joined _____ the mainland _____ a beautiful bridge on the sea
• Is Mr. Wang good at drawing his students into___discussion?A．lovely B．livelyC．warmlyD．seriously-英语
• Although he sometimes loses his temper, his students like him＿__＿for it.A．not so muchB．not so little
• 计算或化简：（1）2×32；（2）(2-1)2；（3）5+15-45；（4）(212-313)×6；（5）3（3-π）0-20-155+（-1）2013；（6）（-3）0-27+|1-2|+13+2；
• The meeting was long and the speakers said ______nothing worth listening to.A．nearlyB．almostC．mostly
• American English has changed ________ time．There are several reasons ________ this.A．over; for B．for
• Two-thirds of Australia kangaroos and ______ are native ______the area which_______ dry and desert.
• We have a wide selection of sweaters that will appeal _____ all ages, and in particular the teenager
• _______ the fact that he _______ speak English, he spent quite a pleasant time in London.A．Although;
• _____ I had done it I knew I had made a mistake.A．HardlyB．DirectlyC．MostlyD．Nearly-英语
• --The weather is too cold ____ March this year. —It was still ____when I came here years ago. A．for;
• （1）计算：（13）-1+16÷（-2）3+（2005-π3）0-3tan60°；（2）解方程：3（x-5）2=2（5-x）-数学
• We decided not to climb the mountains because it was raining ________. A．badly B．hardly C．strongly
• The professor reminded me of what I would _____ have forgotten. [ ]A. therefore B. however C. otherw
• My friend Bob just bought an apartment in a suburb of Beijing last week, which is much smaller than
• 若（x-1）0=1，则（）A．x≥1B．x≤1C．x≠1D．x为任意有理数-数学
• He is now _____, so he has to look for a job in a short time. Otherwise, his family will face the tr
• (2)0=______；(12)-2=______．-数学
• 计算：（1）(5+3)(5-3)-(-2)2；（2）18-22-82+（5+1）0．-数学
• This special school accepts all disabled students, _____ educational level and background．A．accordin
• My father warned me_______going to the West Coast because it was crowded with tourists.A．byB．onC．for
• The Chief Manager made a donation of one million _____ the City Museum. [ ]A. to B. at C. on D. for
• The rapidly growing birth rate brings about a lot of environment problems, which the government is s
• 计算：（1）（2）x2x4+（﹣x3）2﹣x7÷x（3）（4）5x（2x2﹣3x+4）（5）（3x+5）（3﹣2x）（6）（﹣2a﹣1）2（7）（x+2）（y+3）﹣（x+1）（y﹣2）（8）（﹣2p
• 计算：20的结果是______．-数学
• （1）计算：(2011+1)0+(12)-1-2×(-3)；（2）先化简(1+4a2-4)•a+2a，然后从0，1，2中选取一个你认为合适的数作为a的值代入求值．-数学
• . He is ____ China Daily. In other words, he works ______ China Daily.A．on; forB．for; onC．in; atD．at
• A teacher must see to it that every one of his students develops .A．extremelyB．fairlyC．hurriedlyD．pr
• 如果a=（-0.1）0，b=（-0.1）-1，c=（-53）-2，那么a，b，c的大小关系为（）A．a＞b＞cB．c＞a＞bC．c＞b＞aD．a＞c＞b-数学
• John seems a nice person. ____, I don't trust him.A．Even though B．Even so C．ThereforeD．Though-英
• 10-2等于（）A．100B．-20C．0.01D．-0.01-数学
• （1）（-3）2-（3.14-π）0+（-12）3（2）（-2ab）（3a2-2ab-b2）（3）（2x-5）（2x+5）-（2x+1）（2x-3）（4）(x3+3)2-(x3-3)2（5）（x+1）
• ________ I know, the place where we used to ________ our flag has become a modern teaching building.
• — Mom,Dad is smoking again!— Well, let him cut it ________ gradually since old habits die hard.[ ]A.
• —What did you do last night ?—a composition , I finished my physics homework .A．Instead ofB．Apart fr
• She would rather(宁愿) have a room ______ than sleep with her sister.A．on her ownB．of her ownC．of hers