【評論主題】20.若 =？(A)−1(B)1(C)7(D)17

【評論內容】積分上下範圍上下調換後結果會是原本的-1...

【評論主題】19. =?(A)5(B)2(C) (D)

【評論內容】先上下同除2^n可得lim  (2+5^☆-1/2^☆)/(...

【評論主題】【題組】31.(A) their worries didn’t come true； hope did(B) wrong ideas can’t hurt us； wrong actions can(

【評論內容】(a)擔憂並未成為現實(b)錯誤的想法不...

【評論主題】【題組】42. The king is holding a party for his son. What kind of party isit?  (A) A welcome party. (B)

【評論內容】Eric is turning 18.....★★★★★★，...