【評論主題】14. 若m為整數,且x的一元二次方程式x2 -6 x+m=0無解,則m的最小值為何?(A)9 (B)10 (C)12 (D)13 。
【評論內容】首先要知道無解的「判別式」為: b2-4☆☆ ...
【評論主題】【題組】31. What is the most popular activity for teenagers on Thanksgiving Day?(A) Putting on a show of
【評論內容】題目:在感恩節當天最受「青少年」歡迎的活...
【評論主題】Do you want to make your own fruitcake yourself? Here is an easy but great recipe for you. Follow it
【評論內容】1.本題看題目前兩行即可知道答案:Do ...
【評論主題】21.My mom always tells me video games before I finish my homework.(A) didn't play (
【評論內容】命令語氣:tell somebody n☆☆ ........
【評論主題】13. Dad: What’s the matter?Daughter: Today’s not my day. I got a flat tire on the way.Dad: Just call
【評論內容】(A)遊樂設施 (B)襪子 (C)修理 (☆)...
【評論主題】8. 解方程式(x+1)(3x-8)=0,得 x=?(A) 或-1 (B) 或 -1(C) 或 1 (D) 或 1
【評論內容】⇨(x+1)=0 or (3x-8)=0........
【評論主題】( )7. 下列哪一個方程式的解是 -10 與 9 ?(A) x2=-2x (B) x(x+3)-4(x+3)=0(C) 3x2+11x+6=0 (D) (2x+1)2=192。
【評論內容】(A)兩邊同除以x ,得出x=-2(B)(☆-4)...