计算：2-2=______，（x2）2=______．-数学

更多内容推荐

• —What time do we have to be at the gate of the museum?—______ the visitors begin to check in.A．Immed
• — Guess what? One bullet struck my car, missing me yesterday! — Lucky you ! Come back to our motherl
• 下列计算结果正确的是（）A．（-2）2=4B．2-2=-4C．（-2）0=0D．9=±3-数学
• It has been evident that too many children in the city are left ________ when their development requ
• . John hadn’t been able to quit smoking at once; he had to control his smoking desire.A．more or less
• Though there was a heavy rain and terrible thunderstorm, the children slept _____all night.A．quickly
• The Great Wall travel _______deep valleys, ________deserts and ________mountains.A．over, across, thr
• American English has changed _______ the centuries. There are several reasons _____ this.A．over, for
• To their deep sorrow, there was nothing left ______ the city except ruins after the violent earthqua
• He suddenly returned to the small village _____ a rainy morning.A．onB．atC．inD．during-英语
• I make $2,000 a week, 60 surely won’t make ______ difference to me.A．that a bigB．a that bigC．big a t
• 若(x-3)0+(x3x-6)-2有意义，则x的取值范围是（）A．x≠3且x≠2B．x≠3或x≠2C．x≠3或x≠2或x≠0D．x≠3且x≠2且x≠0-数学
• He had been ill for a long time and ______ he was left behind in his work. [ ]A. however B. conseque
• （2×10-3）2×（2×10-2）-3=______．-数学
• 计算下列式子，结果是-2的是（）A．-（-2）B．（-2）-1C．（-2）0D．-|-2|-数学
• Mike does well in singing and he is good at gymnastics __________ .A．eitherB．as wellC．but alsoD．neit
• As he lived on the island, he felt .A．alone; alone; lonelyB．alone; lonely; lonely C．lonely; alone; a
• Mr. Harris apologized for the children ______ the lady _____ what they had done. A．to; toB． to; forC
• The speech by the headmaster given on my graduation ceremony is strongly impressed ___ my memory.A．
• The hotel is almost finished, but it _____ needs one or two weeks to get ready for guests.A．onlyB．al
• We don’t have to keep these old chairs any more. ________, they are falling apart（支离破碎）.A．ThereforeB
• — What time do we have to be at the gate of the museum?— ________ the visitors begin to check in.[ ]
• The special school accepts all disabled students, ____ educational level and background.[ ]A. apart
• 下面是一名学生所做的4道练习题：①（-3）0=1；②a3+a3=a6；③4m-4=14m4；④（xy2）3=x3y6，他做对的个数是（）A．0B．1C．2D．3-数学
• 计算：（-13）-1+（2-0.00095）0=______．-数学
• We have a slight problem with the temperature control but_______ everything’s fine.A．somewhatB．anyho
• Jim went to answer the phone. , Harry started to prepare lunch.A．HoweverB．ThereforeC．BesidesD．Meanw
• 计算（-12）-1的结果是（）A．-12B．12C．2D．-2-数学
• It is nice to do something for someone else out of the blue and not to expect anything ______.A．in
• The direction_____ which the president would go was kept a secret_____ safety concern.A．for, overB．f
• Our bodies are strengthened by taking exercise._______,our minds are developed by learning. (内江市)A．P
• — Do you think an advertisement is a help when you looking for a job.— Well, it depends.____ ,it giv
• —Are you feeling ____ better today?—Thanks a lot. I feel ____ better now following the doctor’s advi
• ----You look tired, Jack. ----I feel quite rested, _______.A．actuallyB．especiallyC．finallyD．graduall
• It is a great gift for him and the whole family ___,A．as well asB．alsoC．as goodD．as well-英语
• The passengers were robbed________all their money in broad daylight.[ ]A. ofB. offC. fromD. away-高三英
• （1）解方程：x2-2x-1=0．（2）计算：(48-418)-(313-20.5)（3）计算：-42+|2-2|-(2002-3)0+11+2．-数学
• 计算：（-23）-2+（-34）-1=______．-数学
• The task wasn’t easy, but we managed it __________.A．anyhowB．anywayC．somehowD．some way-高三英语
• （-2）-1的结果为（）A．2B．-2C．-12D．12-数学
• The 12 million people in Mexico City woke up on September 19th, 1985, to find their city ________ af
• I do not want to accuse him _____ telling lies．A．ofB．againstC．withD．about-高二英语
• 30+3-1=______．-数学
• ．Jack’s room always has the awful smell of an apartment whose windows are________opened.A．rarelyB．ge
• I'm going to Beijing and my wife's going.[ ]A. thoughB. aswellC. alsoD. instead-高二英语
• I haven't seen Ann for ____ long that I've forgotten what she looks like.[ ]A. suchB. very
• — Are you worried about the result of the exam?— Only________. [ ]A.absolutelyB.approximatelyC.sligh
• One of the greatest benefits of Internet friendships is that they are based on common interests, ___
• Faced with the exams, we should work as hard as we can., we shouldn’t do it at the cost of our healt
• 计算：(12)-2=______．-数学