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• 15.若a是常數，函數y＝－a ( x－4)2＋1的圖形最有可能為下列何者？(A) 　(B) 　(C) 　(D)
• 16.某二次函數的圖形經過平移後會與y＝3x2的圖形疊合，且其對稱軸為x＝－2，又通過點 (－1 , 9)，求此二次函數？(A) y＝－3( x－2)2＋6　(B) y＝3( x＋2 )2＋6(C)
• 17.兩股長的和為20公分的直角三角形中，面積最大為多少平方公分？(A) 50 (B) 100　(C) 120　(D) 150
• 18.若y＝ax2＋bx＋c的圖形頂點為( 1 , 9 )，且圖形通過 A ( 6 , －13 ) 及B ( k , － 13 ) 兩點，下列敘述何者正確？　(A) 平行y軸 　(B) a＞0(C)此
• 19.若二次函數y＝－3 ( x＋5 )2＋12的圖形與y軸交於A點，與x軸交於B點、C點，求三角形ABC的面積為多少？(A) 126 (B) 144　(C) 180　(D) 108
• 20.一顆棒球被擊出之後，離打擊點水平距離x公尺時，球離地面高度y公尺。若x與y的關係式為y＝－0.001x2＋0.07x＋1.8，試問球在擊出後幾公尺處落地？(A) 70 (B) 80　(C) 90
• 21.有一個截面圖形為二次函數的碗，盛水高1公分時，液面寬度 為6公分，試問若液面寬 為 12公分時，盛水高為多少公分？ (A)2 (B)3　(C)4　(D)6
• 22.某商品的原定價為每件40元，每星期可以賣出150件。如果調漲價格1元，則每個星期就會少賣3件；如果調降價格1元，則每個星期就會多賣3件， 已知該商品每件的成本為20元。問經最適當調整後每星期全部
• 23.二次函數y＝21x2－36x＋3的圖形與下列哪一個方程式的圖形沒有交點？　(A)x＝500 (B)x＝－500(C)y＝500 (D)y＝－500
• 24.有21位遊客參加溪頭之旅，他們年齡的次數分配表如下。已知這群遊客年齡的中位數是33歲，則何者正確？ (A) a＝6　(B) a＝7　(C) b＝6　(D) b＝5
• 25.附圖為二次函數y＝( x＋1 )2＋5的圖形，若在第一象限有一點P( a , b )在此二次函數上，且與原點及Q(6 ,0)　所圍成的△OPQ面積為S，若S＝162，則a＋b＝？ (A)60 　
• 101.液壓煞車之煞車主缸回油孔如果阻塞，會使煞車咬住。(A)O(B)X
• 2. Danny saw a cockroach in front of him. He didn’t dare to go ________ .(A)kidding (B) chatting (C)
• 3. Kobe Bryant, US basketball legend, died in a helicopter crash in California in early 2020, but hi
• 4. ________I saw Tom’s strange smile, I knew there was something wrong.(A)As well as (B) As much as
• 5. Last month, I visited my homeroom teacher in junior high and was surprised to know she ________fo
• 6. Dad _____ run a marathon, but now he doesn’t because of his knee pain.(A)is used to (B) was used
• 7. A: He’s never been late for work.  B: ____________(A)So are his parents. (B) So have his parents.
• 8. In Taiwan, poor people can ask _______ lawyers about the laws they need to know without paying.(A
• 9. If we_____ the idea of saving energy, the Earth will become better.(A)put out (B) come true (C) p
• 10. Neither the shoes nor the T-shirt ______ me.(A)belong to (B) belongs to (C) is belonged to (D) a
• 11. A: I take exercise ____ in the morning ____ in the evening. B: I see. I also take exercise once
• 12. My husband said he would help me clean the house, and he did. He_____ .(A)kept a diary (B) kept
• 13. Rose: Hello, Ken? Where are you?Ken: I’m watching the NBA game at home. Rose: _____ You forgot o
• 14. My sister bought two dresses, The pink one is more expensive than ________.(A) the others (B) ot