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• 10. You should be grateful ________ what your parents have done for you.(A)with(B)for(C)at(D)of
• 11. The snow prevented us ________ getting to school on time.(A)to(B)in(C)with(D)from
• 12. I haven’t seen Peter ________ we graduated from (畢業於……) high school.(A)since(B)because(C)until(D
• 13. Kate ________ to play the piano since she was five years old.(A)learned(B)was learning(C)has bee
• 14. Janet’s parents couldn’t help but ________ with happiness when they were told that she had won f
• 15. When Clark found the products in the store are on sale, he couldn’t help but ________ more than
• 16. ________ seems that girls like to play with dolls, but most boys don’t.(A)There(B)That(C)This(D)
• 17. We must do something to help save the Earth before it is ________ late.(A)so(B)too(C)much(D)that
• 18. Jami has a hard time ________ to dance. She always steps on others’ feet.(A)learn(B)learning(C)t
• 19. ________ seems that teenagers are greatly influenced by their friends.(A)What(B)That(C)This(D)It
• 20. Today is Mother’s Day. I cannot help but ________ of my dead mother.(A)thought(B)think(C)to thin
• 21. Megan could not help but ________ after she saw the sad ending of the movie.(A)to cry(B)cried(C)
• 22. It seems ________ Jennifer likes cooking. She often brings cookies she made for us.(A)who(B)that
• 23. After the fight, I had ________ telling my mother that I was sorry.(A)difficulties in(B)difficul
• 24. Jane looks ________ after a day’s work. She needs some rest now.(A)pale and tiring(B)pale and ti
• 25. Peter couldn’t help ________ when he won the lottery (樂透).(A)laugh(B)laughing(C)to laugh(D)to la
• 2.在50°C時,NaCIO3和KNO3對100克水的溶解度分别為138.5克和85.8克。而在同一温度時,KCIO3和NaNO3對100克水的溶解度分別為18.4克和114克。如果在50°C時欲製備
• 3.下列五種反應: 在常溫下,反應速率快慢順序為(A)(5)＞(2)＞(1)＞(4)＞(3)(B)(1)＞(2)＞(5)＞(3)＞(4)(C)(4)＞(3)＞(2)＞(1)＞(5) (D)(5)＞(
• 4.某環保檢定單位對某氣體樣品中所含CO之濃度是依下述方法測定而得。(1)首先將2.00升之氣體樣品通過含I2O5之加熱管,產生如下之反應:5CO+I2O5→5CO2+I2(2)將所產生的I2昇華並加
• 5.已知 ,今取 與過量 (反應,於下列各種不同的操縱變因下進行兩次實驗(設實驗的其他條件均相同),右圖為反應所得的體積與反應時間的關係圖,為何項操縱變因所得之結果?  (A) (B) (C) (D)
• 6.某金屬形成體心立方晶體,密度為1.0克/立方公分設其結晶單元立方體的體積為 立方公分,則此金屬的原子量為(A)23(B)27(C)39(D)45。
• 7.在1000°C鹵素分子X2部份解離而達成平衡: 分子之分壓。今 表其解離常數,則(A)K1＞K2＞K3 ＞K4 (B)K4 ＞K3 ＞K2＞K1 (C)K2＞K3＞K1＞K4(D)K4＞K1＞K3
• 8.三個形狀相同的容器以半透膜部分相通〈水分子能通過,溶質則否〉。今在容器a內加入2.0升0.1M之 容器b内加入1.2升0.2M之 ,容器c內加入10升0.2M之 ,剛加入時各容器內之液面高度如下圖
• 9.於常溫下,分别從貼有標錢為NO2及CO2的兩鋼瓶中吸入等體積氣體於A半透膜及B兩注射筒內。兩注射簡的壓力,一直保持與外界壓力一樣。下列之敘述何者正確?(A)於常温下A內NO2的分子數等於B內CO2
• 10.一截面積為1.00m2之U形管,正中間以一半透膜隔離,其情形如下圖在27°C時,U形管一邊注入10.0毫升(cm3)純水,試問另一邊應注入多少毫升之 MNaCl水溶液,才能使純水的液面保持原來的