计算：-八年级数学

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• ①计算：②解方程组：．-八年级数学
• ﹣=（）。-八年级数学
• Experiments of this kind ___in both the U.S and Europe well before the Second World War. A．had condu
• 下列计算正确的是[]A．B．a+a2=a3C．（2a）·（3a）=6aD．-七年级数学
• The football match will be put off ,if it______.A．will rain B．rainsC．rainedD．is raining-高一英语
• Thank you forme find my little cat yesterday.A．helpB．helpsC．helpedD．helping-高一英语
• ---What is the terrible noise ?----The neighbours________their kitchen.A．have repairedB．are repairin
• 下列计算正确的是[]A．B．C．D．-八年级数学
• My uncle, who _______ in Paris for 6 years, now teaches French in a famous domestic university.A．hav
• ---You speak very good French!---Thanks. I _____ French in Sichuan University for four years.A. stud
• He talks about Rome as if he _________there before.A．wereB．had beenC．has beenD．was-高二英语
• Tom ______ close the window when his attention was caught by a bird.A．was toB．went C．was about toD．w
• Every individual _________ in a continually changing world of experience of which he or she is the c
• 化简的结果是[]A．B．2C．D．1-八年级数学
• An official_________by some reporters on food problems in Shanghai yesterday.A．is interviewingB．is i
• My brother _______ the army two years ago.He has ______ for two years.A．joined in ; joinedB．joined ;
• —What’s that noise, John?—Sorry, Linda．I forgot to tell you．The school library ______．A．is rebuiltB．
• According to the survey, two thirds of the area__________covered by trees now and 90% of the popula
• 下列运算正确的是[]A.-（-x+1）=x+1B.CD.(a-b)2=a2+b2-九年级数学
• ---Where___?—I got caught in the heavy traffic, or I ___ here earlier.A．did you go; had arrivedB．are
• 计算：(1)；(2)求x的值：．-八年级数学
• Mr Brown and his wife expect that by the year 2015 they __________ in Beijing rather than in other c
• 计算：（1）；（2）．-九年级数学
• 当x=时，-1=（）.-九年级数学
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• ．-七年级数学
• — Have you ever visited the Opera House?—Yes．When I was in Sydney, I ______ it twice．A．have visitedB
• We are glad to hear that the Greens_________to a new flat next week. A．movedB．movedC．will moveD．have
• 计算：=_____．-八年级数学
• --Who is your new secretary? --Miss Evens. I’m very pleased with the work that she _________ so far.
• 计算=（）。-八年级数学
• Hurry! The train ______.You know it_________at 8:30 am.A．leaves ; leavesB．is leaving ; leaves C．leav
• 若0≤x≤1，则=()-八年级数学
• — Where _______ you put my dictionary?— I left it on your desk when you _______ to Tom.A．did; spokeB
• 计算：（1）；（2）；（3）；（4）．-九年级数学
• —Though itin the desert most of the year, people still live there.—That’s the case. They say east or
• Although there were only five athletes ____ in the race, it was a rather exciting one.A．competingB．h
• China ________ rapid economic development and political stability over the past three decades, but w
• 下列计算错误的有：①；②2+=2；③；④[]A．1个B．2个C．3个D．4个-九年级数学
• —Have you been to the United States?—Yes, only once. I ________ there only for seven days.A．stayedB．
• Now my father_________his bike to work every day instead of driving.A．rideB．rodeC．ridesD．will ride-高
• I would have come earlier, but I ________ that you were waiting for me. A．hadn’t known B．didn’t know
• -八年级数学
• — That’s the third time he’s won the award in this field.— Yes. He ______ his maximum potential in t
• I got the job I _______ for. The boss picked me out of 30 applicants.A．interviewedB．had interviewedC
• 下列计算正确的是[]A．B．C．D．-九年级数学
• Who did the English teacher, as well as the monitor, _________ an article for the wall newspaper?.A．
• 计算=（）。-九年级数学
• Hurry up! The train ______． You know it______ at 8:30 am．A．leaves; leavesB．is leaving; is leavingC．l
• —Though it __________ in the desert most of the year, people still live there.—That’s the case. They