國中 解答

若2x+3y=5ax+4y=2 與2x+by=32x+5y=7 的解相同,則a-b=? center29400500

已知大樂透每注50元,對中普獎得200元。若小銘買了x注,且對中普獎y注,則小銘贏了多少元?

媽媽在網路上想買2瓶洗髮精和4瓶沐浴乳,但誤按品項買成4瓶洗髮精和2瓶沐浴乳,且多花了60元。則下列選項何者正確?

They are in your lower(下半部的) body, not on your face. 試卷共 4 頁,第 3 頁 (34-36)

Which is most likely in the ? which 何者 most likely 最有可能

What is the best(最好的) title(標題) for the reading?

Who DOESN’T go to the library on weekends?

A: The museum is closed(不開放的) on April 7th , June 7th, August 7th and October 7th. B: I see. It’s closed .

Liz is at cram school five to nine. In other words(換句話說), she is there for four hours.

Peter cook on Saturdays. He eats out with his parents.

When(當...時候) Betty cuddles(摟抱) her rabbit, she happy.

A: Can Alice the horse? B: No, the horse is nervous now.

Uma and Tim are good friends. They know about each other.

A: Albert and his sister get up before 6:30? B: Sure. They are early birds.

A: Emily, your room. It’s messy(雜亂的). B: Yes, Dad.

I watch TV on weekends, and Elvis , too.

There are sixty seconds(秒) in a .

This book is not . It only has 40 pages(頁).

在古巴興建飛彈基地威脅蘇聯領土 33.這樣的對峙情勢在哪一事件後正式告一段落?

獨立國家國協 471106522288500※下圖為1960年代的諷刺漫畫,請觀察圖片並回答問題: 30.根據圖片中的線索推斷,這兩張圖呈現哪一時期的歷史?

基因改造作物雖然有許多優點,卻免不了消費者的疑慮。請問,關於基因改造作物可能出現的問題,下列何者為非?

全球基因改造作物中,目前以下列哪一洲的耕作面積最大?

下列何者是科學家開始進行作物基因的改造的主要原因?

幫助消費者降低食品安全風險?