计算：（1）25+0.49-38（2）2-1+4-38+(1-22)0．-数学

更多内容推荐

• This is not an economical way to get more water; ____, it is very expensive.A．on the contraryB．on t
• The house, which is large and is surrounded by trees and flowers, is what she longs for ．A．directlyB
• Our bodies are strengthened by taking exercise．_______ our minds are developed by learning．A．Similar
• The buildings in this modern city are growing tall, some even reaching over 400 meters _______ heigh
• The members of the board are discussing the problem right now; it will _____ have been solved by the
• Noise is unpleasant, _____ when you are trying to sleep. A．especiallyB．speciallyC．extremelyD．natural
• Strong typhoons often hit this province，they form and come here between July and August every year．A
• —Jane, Peter has got a well-paid job in a foreign company.—You mean he is much _____ now.A．badly off
• 计算2﹣2的结果是_________．-七年级数学
• ________the cost, that will be very little.A．As forB．WithC．Because ofD．Besides-高一英语
• 若x+x-1=3，则x2+x-2的值是______．-数学
• “How did you get to my office so quickly?”---____ bus.A．byB．withC．intoD．in-英语
• 求下列各式中x的值或计算．（1）x2-25=0（2）（x-3）3=27（3）(2012-π2)0+(-3)2+3-27-2-1．-数学
• –Volunteering is becoming popular in China.--Yeah, people are now aware that helping others is helpi
• Mr. Smith is ______ to attend the party to be held next Wednesday.A．possibleB．probableC．likelyD．seem
• —How do you feel your travel to Hainan?—________，I enjoyed it very much，although the weather of some
• I’m told that the job is open to everyone ____ their previous experience. So it’s a chance for a gre
• sin45°-cos45°+tan60°-30．-数学
• As is known to all language learners, the newly learnt words will soon be forgotten unless______ use
• He met his previous teacher ________ at abroad.A．by any chanceB．by the chance C．by chanceD．by a chan
• （1）计算：4+327-(3+2)0（2）解方程：2x2-32=0．-数学
• The shirt is so expensive. Can you reduce the price ________a third?A．toB．byC．ofD．at-高一英语
• 计算：（1）3-27-9+(2)2+20130（2）3（a+1）2-（2a+1）（2a-1）-数学
• At Sam’s birthday party he had many guests, who were ________friends of his.A．mostlyB．usuallyC．speci
• When Helen saw her tutor nod ______ to her, she calmed down and went on with her performance .A．enco
• Nowadays，skiing，being a sport, has become a big industry and a notable feature of leisure culture．A．
• The trip cost us_____ 2000 yuan. [ ]A. as many as B. as much as C. so much as D. so many as-高二英语
• 计算：30-3cot60°-(-1)2+38=______．-数学
• 计算：（1）(3-2)0-(-12)2÷2-2-(-1)3（2）aa2-2a+13-a÷2-a9-a2（3）12x-1x+y(x+y2x-x-y)（4）a2a-1-a-1．-数学
• (π-4)0-(12)-2+(-1)3-(22)0．-数学
• The dog, if trained _____, will be made a good watch-dog one day.A．hopefullyB．personallyC．usuallyD．p
• Your attention should be focused ______ your homework rather than TV programs. A．onB．intoC．toD．for-高
• This picture book is intended ______ the children who begin to learn Chinese words.A．toB．withC．forD．
• Though in fact he got , there was no doubt that he had meant to offer help.A．in a wayB．in the wayC．o
• I only intended to be there for a few days, but Iended up staying for a whole month.A．fortunatelyB．a
• Don’t have the children playing _____ in the sun . It’s ______ hot today.A．very much ; so muchB．so m
• The firemen broke down the wall so that they could gain quick access _____the building on fire.[ ]A.
• He convinced me __________the difficulty of the work.A．onB．atC． forD．of-高二英语
• He often goes to the coffee bar ________it rains.A．despiteB．except thatC．except whenD．besides-高二英语
• 计算：(-1)2012-8+22+(-12)-2-|2-5|．-数学
• 计算：（1）|2-2|+3-27-4（2）132-122-(3-2)0+(12)-1．-数学
• It seems that living green is _____easy and affordable. A small step masks a big difference. [ ]A. e
• （1）计算：4+（-2010）0-1；（2）解方程：3x=2x-1-数学
• I guess we’ve already talked about this before but I’ll ask you again just _______.A．by natureB．in r
• I might fail, but _______ I insist on doing it. I don’t mind what the result will be.A．howeverB．anyh
• — Ugh, what a mess! You need to clean the room right now, lazy bones!— But the exam is approaching!A
• Why are you so anxious? It isn't your problem ____.[ ]A. on purpose B. in allC. on timeD. after
• But I want five thousand dollars _________. I'll need some operating cash, right?A．in debtB．in
• _____ small, the company has about 1000 buyers in over 30 countries.A．AsB．IfC．AlthoughD．Once-英语
• 计算：9-|-5|+(10-2)0-3-8．-数学