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【題組】D. 如圖,O(0,0,0) 、 A(2,4,4) 、 B(4, -4,2) 、C(x ,y ,z )是正立方體的四個頂點,且z > 0,求C的x坐標為
問題詳情
【題組】
D. 如圖,O(0,0,0) 、 A(2,4,4) 、 B(4, -4,2) 、C(x ,y ,z )是正立方體的四個頂點,且z > 0,求C的x坐標為
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【題組】7、( )My friends and I sat at the table ________ our cheeseburgers.(A)enjoying(B)and enjoy(C), en
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【題組】7.( ) Please _______ me next week. I will make some cookies for you.(A) call up (B) call on (C)
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【題組】38. ( ) (A) result from (B) lead to (C) be caused by (D) brought about
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【題組】39. ( ) (A) Nevertheless (B) What’s more (C) For example (D) On the other hand
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【題組】7 ( )(A) over(B) about(C) with(D) by
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