使式子有意义的x的取值范围是（）A．x＞1B．x≥C．x＜1D．x≥1-九年级数学

更多内容推荐

• —Nice to see you again after all these years. What _____?—Well, I’ve tried many things since we left
• When I talked with my grandma on the phone, she sounded weak, but by the time we ______ up , her voi
• The deadline has been ________ till next Monday.A．enlarged B．expandedC．extendedD．increased-高二英语
• 计算：22+8-50的结果为（）A．0B．2C．-2D．42-50-数学
• 计算：=-九年级数学
• 计算：（1）；（2）-九年级数学
• 计算：（）。-九年级数学
• 2bab+3aa3b-(4aba+9ab)．-数学
• +=0，则的值为A．B．C．D．-九年级数学
• Catherine didn’t like her roommates, because they _____ things from her.A．are always borrowingB．have
• Betty will ring me up as soon as she ______ in Beijing.A．arriveB．arrives C．arrivedD．will arrive-高一英语
• – I’m leaving for Beijing next week.– How long ______ there?A．have you stayed B．are you staying C．ha
• Recently, I ___ my first horse ride in Lijiang, Yunnan Province __ I paid a visit to many local attr
• --How did he get infected? --She ____the viruses without any protection.A．exposed toB．had exposed to
• 二次根式有意义时，x的取值范围是（）A．x≤B．x<C．x>D．x≥-九年级数学
• Henry works as a teacher now, but he ______ on a farm for three years.A．has worked B．had workedC．wo
• 计算的结果是（）。-八年级数学
• --I’m going to the States?--How long ________ you________ in the States?A．are; stayed B．are; staying
• 计算的结果是A．B．C．D．-八年级数学
• It is said that a new shopping street ________here next year.A．will build B．will be builtC．would bui
• 下列运算正确的是A．B．C．D．-八年级数学
• Seeing a stranger with a knife in his hand, the little girl stood under the tree, _______ out of her
• 已知．甲、乙两个同学在的条件下分别计算了和的值．甲说的值比大，乙说的值比大．请你判断他们谁的结论是正确的，并说明理由．-八年级数学
• My father used toon weekends,but now he is used toevery evening.A．go fishing; danceB．going fishing;d
• .In the near future, more advances in the robot technology _____by scientists.A．are makingB．are made
• I haven’t finished my homework yet. I my mother with the housework all day yesterday.A．helpedB．have
• It’s the second time that Iin Beijing. What great changes! It’s years since I here last time.A．went;
• 计算：(1);(2).-八年级数学
• 计算:_____________-八年级数学
• 计算（6分）：-八年级数学
• This is the first time that I ______ the song Gangnam Style.A．hearB．are hearingC．heardD．have heard-
• —We are informed that the Weifang International Kite Festival starts at 7:00.—Oh, I didn't exp
• The reason why I want to write this review is to warn future travelers on how to avoided ___________
• — Put these glasses away before they______. — OK, I’ll put them in the cupboard.A．have brokenB．are b
• ------What's the matter with Tim? ------Oh, Tim's cell phone was left in a taxi accidental
• （1）（2）-八年级数学
• ---Ifor London to attend a meeting tomorrow. The planeat 10:20 am. ---Have a good journey!A．am leavi
• 若，则的取值范围是（）A．B．C．且D．-九年级数学
• 计算（6分）：-八年级数学
• —I’m sure Mary will pass the driving test. —I think so. She for it for months.A．is preparingB．was pr
• —Ann is in hospital.—Oh,really? I ________know.I _____go and visit her.A．didn’t; am going to B．don’t
• It was the second time that I_______of the changes of the timetable .A．have been informedB．had been
• ;="_____"__-九年级数学
• 计算：--九年级数学
• 计算：=()-九年级数学
• —I’ll come to attend your speech at 9:00 tomorrow morning. —I’m sorry. By then my speech _________ a
• The teacher told me that the light ______ faster than sound.A．travelsB．had traveledC．is travelingD．t
• Chinese Premier Wen Jiabao _______an important speech on April 30,2011 in Indonesia, __________he is
• 先化简，再求值：，其中-九年级数学
• 计算：-九年级数学