Evidence has been found through years of study______ children's early sleeping problem likely t

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• Information has been put forward _____more middle school graduates will be admitted into universitie
• 已知两个方程组与的解相同，则a、b、c的值分别为[]A．a=1，b=3，c=2B．a=1，b=-3，c=-2C．a=5，b=，c=-2D．以上结论都不对-九年级数学
• Along with the letter was his wish _______ he would visit me this coming vacation.[ ]A. which B. tha
• She made a suggestion ______ we should have a class meeting this week. [ ]A. whichB. thatC. whatD. w
• There is no doubt _______ they had got the bad news. They looked so sad.[ ]A. if B. how C. thatD. wh
• There is a popular belief among the Europeans _____ chicken soup can help cure flu. [ ]A. what B. wh
• It's not necessary to explain the truth ____ there is spring wind, there is green grass. [ ]A.
• There is no doubt _____, in my opinion, _____ matters is not the speed, but the quality of the produ
• _____ I believe in you, I don't ______ your viewpoint ______ she is failing to find a well-paid
• A story goes _____ Elizabeth I of England liked nothing more than being surrounded by clever and qua
• 若，则x：y：z=（）。-七年级数学
• 已知4x-3y-3z=0，x-3y+z=0(x≠0，y≠0，z≠0)，那么x：y：z[]A．4：3：9B．4：3：7C．12：7：9D．以上结论都不对-九年级数学
• After a long and tiring flight, Mr. Ritz was frustrated at the news _____ his luggage had been sent
• 已知三个数x，y，z的最小公倍数是300，并且满足，则此方程组的解为（x，y，z）=（）。-八年级数学
• 已知满足2x-y=12-5m和x+3y=20-6m的x，y也满足3x+2y=23-2m，则m的值是[]A.0B.1C.2D.-七年级数学
• ______ is no possibility ______ she can finish the task in two hours.[ ]A. There; that B. It; that C
• Danby left word with my secretary _____ he would like to call again tomorrow. [ ]A. who B. that C. a
• 方程组的解是[]A．B．C．D．-九年级数学
• — It's thirty years since we last met. — But I still remember the story, believe it or not, ___
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• Is it the fact ____ he hasn't turned in his research report?[ ]A. whether B. that C. whichD. wh
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• Word came from Chile _____at least 300 people were killed in the 8.8-magnitude earthquake. [ ] A. wh
• The fact has worried many scientists _____ the earth is becoming warmer and warmer these years. [ ]A
• — Is there any possibility _____you could pick me up at the airport? — No problem. [ ]A. when B. tha
• The problem will appear_____ a different welfare system will be created. [ ]A. unless B. whether C.
• 由方程x+t=5，y-4=2t组成的方程组可得x，y的关系式是[]A.x+y=9B.2x+y=7C.2x+y=14D.x+y=3-七年级数学
• They asked the government to make _____ clear to the public _____ they did was right. [ ]A. it; that
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• A warm thought suddenly came to me ____ I might use the pocket money. to buy some flowers for my mot
• Doris' success lies in the fact _____ she is co-operative and eager to learn from others.[ ]A.
• There is much chance _____ Bill will recover from his injury in time for the race. [ ]A. that B. whi
• Some researchers believe that there is no doubt_____ a cure for AIDS will be found. [ ]A. which B. w
• There is clear evidence _____ the most difficult feeling of all to interpret is bodily pain. [ ]A. w
• The Super Girl Wang Bei's death highlights the fact _____ cosmetic surgery has become one of Ch
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• You may _____he will come here to give us a hand. [ ]A. rely on B. rely on it C. rely on that D. rel
• One cause of this attitude students have can be represented by the fact _____ young teachers don
• Modern science has given clear evidence _____ smoking can lead to many diseases.[ ]A. whatB. which C
• When the news came _____the war broke out, he decided to serve in the army. [ ]A. since B. which C.
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• What shocked the world was the fact _____challenger crashed just minutes after take-off. [ ]A. which
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