25. Thank you for all your hard work last week. I don’t think we _____ it without you.
A. can manage B. could have managed
C. could manage D. can have managed
24. The boy ________ on the ground ________ to me that he ________ the book on the table.
A. lied; lied; laid B. who lay; lied; laid C. lying; lay; laid D. lying; laid; lay
23. You can hardly imagine the trouble we had _______ in touch with him again?
A. getting B. keeping C. to get D. kept
22. _______ houses were knocked down in the earthquake.
A. A great many of B. The number of C. A great many D. A large amount of
第一节:单项选择(共15小题;每小题1分,满分15分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。
21.The news that an earthquake happened in Yushu ______ throughout the whole world quickly.
A. was spread B. were spreading C. spread D. had been spread
22.(本小题满分15分)已知向量,
设函数。
(1)求函数的解析式求函数的解析式并求函数图象的对称中心;
(2) 在锐角三角形ABC中,角A,B,C的对边分别为、、,, 且的面积为3,,求边长。
浙江永康一中2009学年第二学期高一年级期中考试
21.(本小题满分15分)在中,分别为角的对边,已知向量,
(1)求角的值;
(2)若,设角的大小为的周长为,求的值域。
20.(本题满分14分)已知A、B、C三点的坐标分别是A(3,0),B(0,3),C,其中,(1)若,求角的值;
(2)若,求的值。
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