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• 13. 三位科学家因在烯烃复分解反应研究中的杰出贡献而荣获2005年度诺贝尔化学奖，烯烃复分解反应可示意如下：下列化合物中，经过烯烃复分解反应可以生成 的是二、选择题（本题共8小题。在每小题给出的四个
• 27. When I first met Beyan I didn't like him, but I _______ my mind.(A) have changed (B) change
• I went to a group activity, “Sensitivity Sunday”, which was to make us more 36 the problems faced by
• 21．一列简谐横波沿x轴传播，波长为1．2m，振幅为A。当坐标为x=0处质元的位移为 且向y轴负方向运动时．坐标为x=0．4m处质元的位移为 。当坐标为x=0．2m处的质元位于平衡位置且向y轴正方向运
• 28. The driver wanted to park his car near the roadside but was asked by the police _______.(A) not
• 29. The door _______ open, no matter how hard she pushed.(A) shouldn't (B) couldn't (C) wo
• ASome people will do just about anything to save money. And I am one of them. Take my family’s last
• 【題組】57. What can we learn about the author?(A) She rarely misses a good deal.(B) She seldom makes a
• 【題組】58. What does the author do?(A) She's a teacher.(B) She's a housewife.(C) She's a
• 【題組】59. What does the author want to tell us?(A) How to expose bad tricks.(B) How to reserve airline
• BThe baby is just one day old and has not yet left hospital. She is quiet but alert (警觉)。Twenty cent
• 【題組】61.bebies are sensitive to the change in______.(A) the size of cards.(B) the colour of pictures.
• 【題組】70．Which underground station is closest to the National Gallery?(A)Piccadilly crcus.(B)Leicester
• 【題組】62.Why did the researchers test the babies with drumbeats?(A) To reduce the difficulty of the ex
• 1 行程中，購物可以令團員滿足。領隊在處理購物原則，下列何者適宜？(A)提早完成行程，安排團員購物(B)儘量配合當地導遊，於行程中購物(C)購物點要適量，不影響既定行程及用餐時間(D)任意調整行程，以
• 9. 某元素只存在两种天然同位素，且在自然界它们的含量相近，其相对原子质量为152.0，原子核外的电子数为63。下列叙述中错误的是(A) 它是副族元素 (B) 它是第六周期元素(C) 它的原子核内有6
• 【題組】63.Where does this text probably come from?(A) Science fiction.(B) Cildren’s literature.(C) A ad
• 15. 一简谐横波以4m/s的波速沿x轴正方向传播。已知t=0时的波形如图所示，则(A)波的周期为1s(B)x=0处的质点在t=0时向y轴负向运动(C)x=0处的质点在t= s时速度为0(D)x=0处
• 10. 现有等浓度的下列溶液：①醋酸，②苯酚，③苯酚钠，④碳酸，⑤碳酸钠，⑥碳酸氢钠。按溶液pH由小到大排列正确的是(A) ④①②⑤⑥③ (B) ④①②⑥⑤③(C) ①④②⑥③⑤ (D) ①④②③⑥
• 14. 下列关于简谐振动和简谐波的说法，正确的是(A)媒质中质点振动的周期一定和相应的波的周期相等(B)媒质中质点振动的速度一定和相应的波的波速相等(C)波的传播方向一定和媒质中质点振动的方向一致(D
• CIt happened to me recently. I was telling someone how much I had enjoyed reading Brack Obama’s Deam
• 2. 人体甲状旁腺分泌甲状旁腺素，当人体血钙浓度下降时，甲状旁腺素分泌增加，作用于骨和肾脏使血钙浓度上升。甲状腺C细胞分泌降钙素，当血钙浓度上升时，降钙素分泌增加，作用于骨等使血钙浓度下降。下列关于血
• 16. 如图，一绝热容器被隔板K 隔开a 、 b两部分。已知a内有一定量的稀薄气体，b内为真空，抽开隔板K后，a内气体进入b，最终达到平衡状态。在此过程中(A)气体对外界做功，内能减少(B)气体不做功
• 21.已知地球同步卫星离地面的高度约为地球半径的6倍。若某行星的平均密度为地球平均密度的一半，它的同步卫星距其表面的高度是其半径的2.5倍，则该行星的自转周期约为(A)6小时 (B) 12小时 (C)
• 7.Tom was about to close the windows_____his attention was caught by a bird.(A)when (B)if (C)and (D)