2、对于抛物线,下列说法正确的是( )
A、开口向下,顶点坐标(5,3) B、开口向上,顶点坐标(5,3)
C、开口向下,顶点坐标(-5,3) D、开口向上,顶点坐标(-5,3)
1、下列运算中,正确的是( ).
A、x2+x2=x4 B、x2÷x=x2 C、x3-x2=x D、x·x2=x3
30.(四川省泸州市2010届高三第一次教学质量诊断性考试)
--The English exam is not difficult, is it?
--Yes. Even Tom, to the top students, failed.
A. belongs B. belonging C. belonged D. to belong
答案 B
29.(陕西省临渭区2010届高三第一次适应性调研测试)
your receipt to the customer service department and they will pay the money back to you.
A.Having brought B.Bring C.Bringing D.To bring
答案 B
28.(辽宁省大连24中2010届高三上学期期中考试)
In 1861, the native wife of a crew member Maria followed native trails to Fort Langley help when their boat became stuck in winter ice.
A.has sought B.seeking C.to seek D.sought
答案 C
27.(江苏省横林高级中学2010届高三上学期期中考试)
All of a sudden, the thief walking behind a young and pretty lady______ her purse, ______into the crowd.
A. seizing; rushed B. seized; rushed
C. seizing; rushing D. seized; rushing
答案 D
26.(四川省资阳中学2010届高三上学期期中考试)
Something as simple as _____ some cold water may clear your mind and relieve pressure.
A. to drink B. to be drinking C. drunk D. drinking
答案 D
25.(上海师大附中2010届高三第一学期期中考试)
______ next time! In the meantime, e-mail your particular application questions to our
college e-mail address.
A.Continued B.To be continued C.Continuing D.To continue
答案 B
24.(江苏省江阴市青阳中学2010届高三上学期期中考试)
Do you know the boy _____ under the big tree, with himself _____ in the book?
A. lay; absorbing B. lain; absorbing
C. laying; absorbed D. lying; absorbed
答案 D
23.(海南省嘉积中学2010届高三上学期教学质量监测(二))
_____ herself to science, the great scientist took little notice _____ the honors given to her.
A. Devoted, of B. Devoting, of C. Devoted, about D. Devoting, about
答案 B
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