History is the best teacher. It ______records the development path of each country and foretells th

更多内容推荐

• 计算题（1）(-1)2+(12)-1-5÷(2004-π)0（2）(5x2y3)3-(25xy2)（3）x（4x+1）-（2x-1）2．-数学
• 下列计算正确的是（）A．（-0.2）0=0B．(0.1)-3=11000C．30÷3-1=3D．a4÷a4=a（a≠0）-数学
• He studies the subject _____. A．farB．fartherC．furtherD．farthest-英语
• She didn’t mention her troubles to Mr. Li，who might have helped her ______.A．insteadB．eitherC．otherw
• ----He thinks that girls are smarter than boys when it comes to learning English. ----But two years
• His face looks brown because he works ____ all day.A．indoor B．outdoorC． indoorsD．outdoors-高一英语
• The boys are doing no harm; they are ___ playing．A．mostlyB．rarelyC．nearlyD．merely-高三英语
• A cough is usually nothing to worry about unless it lasts for ten days _____A．insteadB．or moreC．at m
• 下列各式计算正确的是（）A．2-2=-4B．a2+a3=a5C．（a+b）2=a2+b2D．（-2a）2=4a2-数学
• Everything seemed to be going ______for the first two days after I moved to New York.A．vividlyB．gene
• He looked at those jewels one after another ______and seemed to show no interest in any one of them.
• Running a company is not ______ a matter of hiring people ----they also need to be trained.A．simply
• 当x______时，（3x+2）0=1有意义；若代数式（2x+1）-4无意义，则x=______．-数学
• 计算：20050-22+|-5|-数学
• You needn’t have apologized for your absence—, it’s hardly your fault.A．thereforeB．howeverC．meanwhil
• For passengers traveling into the city, taxis and car services charge ________ 50 dollars.A．immediat
• I won't go there. It's late now. _____, it is raining so hard. [ ]A. That's B. What&#
• 下列等式成立的是（）A．x2•x-3=xB．x3÷x6=x-3（x≠0）C．（x-3）2=x-5D．(1x)-2=1x2-数学
• I’m afraid we can’t come, but thanks for the invitation_________.A．otherwiseB．somehowC．anywayD．there
• The man was charged for blowing______some government buildings in Baghdad.A．upB．downC．out D．over-高一英
• 已经(x-2)2+y+1=0，则xy的值为（）A．2B．-2C．12D．-12-数学
• His photos appeared ______ in national famous magazine at that time.A．properlyB．fluentlyC．frequently
• He began to take political scienceonly when he left school.A．strictlyB．trulyC．carefullyD．seriously-高
• Just as a book is often judged ______ by the quality and appearance of its cover, a person is judge
• Our bodies are strengthened by taking exercises. ____, our minds are developed by learning.A．Probabl
• 计算（π-3）0=______；（a2）3=______；2xy•（______）=-6x2yz．-数学
• 计算a-2b-3(-3a-1b2)6a-3b-2的结果为（）A．2bB．-b2C．1D．b2-数学
• 计算或化简：（1）(-5)×(13)-1；（2）(xy-y2)÷x-yxy．-数学
• — Have you finished your experiment report, Jane?— Oh, my God. I’ve _____ forgotten all about that.A
• When the woman saw that her son was OK after the car accident, she said _____, “Well, dear, you are
• Li Ming is a student who is easy _____ though he has some trouble _____ his lessons.A．to be got alon
• It is surprising that such a young boy can swim ______ the river ______ 100 meters wide.A．over; meas
• A good “teammate” doesn’t ___ make a good partner. Those who put their partners in this category wer
• 短文改错。 Mobile phones are being more wide used. They're light in weight and easy to carry, offer
• Since I knew how hard the life they lead is, I have understood ____ they need so much money.A．howB．w
• The mother looked at the door _______，expecting the children’s coming．A．actuallyB．exactlyC．entirelyD
• 计算：2-2=______．-数学
• Our class _____ beat Class 5 in this football match, but we still felt very happy with the victory.
• （1-π）0=______．-数学
• The hotel was nice; the weather was warm; the beaches were beautiful.____ I’d say it was a great vac
• 下列运算不正确的是（）A．a-3=1a3B．-x3÷（-x）2=-xC．若x+x-1=0，则x2-x-2=0D．1x•x-1=1x2-数学
• 计算题（1）（3a2）3-（a4）2-（-a5）2-（a2）2（2）（p-q）6÷[（p-q）2（q-p）3]（3）27×（-3）-2×34-81×（-3）-3×（-3）3（4）（a+3）2（a-3）
• ----You haven’t done it well.----But I tried my best and did it ______ the way ______ I thought was
• The boy managed to climb out of the car, ________ unhurtA．regularlyB．extremelyC．frequentlyD．apparent
• Great inventors don’t ________ graduate from famous universities. Some didn’t even go to university.
• I don’t mind picking up your things from the store. ______, the walk will do me good.A．Sooner or lat
• I won’t call you ______ something unexpected happens.A．unlessB．whetherC．becauseD．while-高一英语
• They’re ______ choosing a cautious policy in order to avoid a risk in such an important event.A．thor
• 若(2x-1)0-1(1-x)2有意义，则x的取值范围为______．-数学
• 下列运算正确的是（）A．（-2）0=0B．4=±2C．|-2|=2D．2-1=-2-数学