25.No decision about the holding of the conference until all the related factors have been taken into consideration.
A.will be made B.is made C.has been made D.is being made
24.He didn’t put the things where they belonged, in case everything was out of order.
A.that B.what C.whose D.which
23.--- Is Bob still working in your school?
--- I’m afraid not.He is said and in a private school recently.
A.to resign; to teach B.to have resigned; to teach
C.to resign; to be teaching D.to have resigned; to be teaching
22.The idea for the new plan came to his mind, to his experiment in the lab.
A.while devoting B.while devoting himself
C.while he was devoted D.while devoted
第一节:语法和词汇知识(共l5小题;每小题l分,满分l5分
21.There is a need to get food and blankets to the earthquake victims.
A.desperate B.depressed C.badly D.very
22.已知数列
。
(1)
,求证:数列
为等差数列并求数列
;
(2)令
,试比较
的大小。
21.已知函数
。
(1)若
;
(2)若
为单调递增,在
。
20.已知函数
,
,求函数g(x)的最小正周期、单调区间及值域。
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