计算的值为[]A、1B、-1C、D、-七年级数学

更多内容推荐

• Anyone, whether he is an official or a bus driver, should be _____respected. [ ]A. especiallyB. equa
• __________ ，the bad weather, the sports meeting has been put off until next week.A．ForB．AsC．Due toD．
• 单词拼写1. The car is running at a________(速度) of eighty kilometers an hour.2. The teacher is glad that
• 计算=_________．-七年级数学
• 已知（x﹣2）0=1，则[]A．x=3B．x=1C．x≠0D．x≠2-七年级数学
• 若（2x﹣5）0=1，则x的取值是[]A．B．x≥﹣C．x＞﹣D．x≠-七年级数学
• Mr．Shaw can’t get promotion ________ his lack of qualifications．A．thanks toB．forC．becauseD．because o
• ---Does the young man standing there ______the company?---No. The company is _____his father.A．be in
• The teacher asked us to put weekends ______ good use.A．withB．inC．forD．to-英语
• 02-x=0成立的条件是[]A.x为大于2的整数B.x为小于2的整数C.x为不等于2的整数D.x这不大于2的整数-八年级数学
• We haven’t seen each other for many years, so I am quite _____ the plan that we have a party this we
• （－3.14）0=_____．-七年级数学
• John was cleaning the window and _____Mary was watching TV. [ ]A. at the meantime B. when C. meanwhi
• It is one thing to enjoy listening to good music, but it is________another to play it well yourself.
• 16.Nobody knows who is the first one to add fertilizer ___ the soil to make plants grow better.A．toB
• 如果等式（x﹣2）x=1成立，则x只能取A．x=0B．x=2C．x=0或x=3D．以上答案都不对-七年级数学
• 计算（2004﹣∏）0的结果是[]A．0B．1C．2004﹣∏D．∏﹣2004-七年级数学
• 下列运算正确的是[]A．﹣22=4B．C．a6a3=a18D．2a2b﹣ab2=a2b-七年级数学
• 在：①（-1）0=1，②（-1）1=-1，③，④（-x5）÷（-x）3=-x2中，其中正确的式子有[]A.1个B.2个C.3个D.4个-八年级数学
• Our bodies are strengthened by exercise; ________,our minds are developed by learning. [ ]A. differe
• To everyone's surprise, the difficult question was answeredby a five-year-old boy in the end. [
• Everyone is asked to walkin the wards so as not to disturb the patients.[ ]A. noisilyB. heavilyC. ge
• If the work isTom's ability, it is certainly more than I can manage.[ ]A. apart from B. except
• Thank you for your help and I hope I can do something for you_____.A．in returnB．in turnC．in replyD．b
• ____ their house in London, they also have a house in Spain.A．ExceptB．Except forC．BesideD．Apart from
• — What is the model plane like? — Well, the wings of the plane are _____ of its body. [ ]A. more tha
• .Fifty-two miners were killed in the accident. ______ , thirty-six were missing.A．In additionB．On th
• _____his being late again,he lost his job and had to stay at home.A．Owe toB．As a result ofC．In case
• 下列运算正确的是[]A．-（-1）=-1B．（-1）=-1C．（-1）0=-1D．│-1│=-1-七年级数学
• (2010－π)0=（）；3－2=（）．-七年级数学
• 计算：=（）．-七年级数学
• 下列计算正确的是[]A.2÷2-1=-1B.C.（-2x-2）-3=6x6D.-八年级数学
• It was generally believed that the show was not as successful as expected, but ________, I think it
• ------ I heard that there were a lot of shouts and screams at yesterday’s party. It must have been t
• Take a taxi,___________ you'll miss your train.A．inB．duringC．throughoutD．within-英语
• The doctor will be free ________.A．10 minutes laterB．after 10 minutesC．in 10 minutesD．10 minutes a
• In order to continue to learn by ourselves after leaving school, we must ______ learn how to study i
• The accident that happened at an oilfield____ the southeast coast of the U．S．A has caused great dama
• The reason he has made such a success is that hegives up. [ ]A. never B. sometimes C. usually D. alw
• She was happy to devote herself _________gymnastics.A．forB．aboutC．inD．to-高二英语
• His best-known work that is ___ all praise can be seen in the museum．A．withB．beyondC．withoutD．within
• 化简（x+y-1）-1为[]A.B.C.D.-八年级数学
• 第一节：多项选择（共10小题；第小题1分,满分10分）从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。The term "weak eyesight&quo
• Five athletes competed _____the gold medal ____each other the 100-meter _____dash（短跑）.[ ]A. to; with
• Sorry, Madam.You'd better come tomorrow because it's__________the visiting hours. [ ]A. du
• In Germany, you shouldn’t arrive late to a dinner party; you should always be ___. A．on timeB．at ti
• The old couple looked happy living in the city, but they ______ had a hard time.[ ]A. frequentlyB. a
• 若（x﹣2）0﹣2（x﹣3）﹣2有意义，则x的取值范围是（）[]A．x＞2B．x＜3C．x≠2或x≠3D．x≠2且x≠3-七年级数学
• 下列计算正确的是[]A.a0=1B.（π-3.14）0=1C.（-1）-1=1D.-七年级数学
• 用正整数指数幂表示5a-2bc-1=（）。-八年级数学