13.已知x+y=5,且xy=3,試利用乘法公式,求(x-y)2=        

編輯私有筆記及自訂標籤國二數學上第一次-107 年 - 2018臺南市市立大橋國中八年級107 上學期數學第一次段考(期中考)南一#95273
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點擊查看答案 參考答案 答案：A 難度：適中0.646465 統計：A(64),B(18),C(7),D(3),E(0) 關閉 內容推薦 【題組】Which is true?(A) Ian went to India last year.(B) When Fred went to Australia, it was summer 【題組】What does “It’s difficult to change others.” mean inthe reading.(A) It’s not easy to change 【題組】Why COULDN’T Ben sleep well after Nick movednext to his house?(A) Ben had to work at nights. 【題組】How did Ben feel after they had the second talk?(A) Angry. (B) wonderful.(C) Scared. (D) Sur 【題組】(A) begins (B) practiced (C) began (D) kept 【題組】(A) kept (B) keep (C) keeps (D) to keep 【題組】(A) sings (B) to sing (C) sings (D) singing 【題組】(A) beach (B) sea turtle (C) factory (D) end 【題組】(A) speak (B) speaks (C) speaking (D) to speak 【題組】(A) should (B) do (C) doing (D) is 內容推薦 A big cake is _________the box.(A) at (B) for (C) inside (D) between A: What _________there behind the tree?B: _________three zebras.(A) is； There is (B) are； They ar _________ is a banana in the kitchen.(A) There (B) This (C) That (D) Where A:_________B: It is near my school.(A) What time is it? (B) How is the cat?(C) Where is the park? A: Let’s play a game. B:_________(A) Look! Here it is. (B) Oh, I love games!(C) Oh, no. That’s ea A: Aren’t there any koalas at the zoo? B:_________(A) Yes, there is a koala at the zoo.(B) Yes, t A: Where is the bookstore? B:_________ the houses.(A) On (B) Between (C) Under (D) In Please_________ sad, Anne.(A) not be (B) be not (C) don’t (D) don’t be A: When is the potluck?B: _________(A) It is your favorite dish.(B) It is on Double Ten Day.(C) A: What’s the dish?B: It’s an American pie. Just_________ .(A) give it a shot (B) use chopsticks Sarah: Cathy, can you help me?Cathy: Sorry, my favorite TV show is_________ . Maybe later. Sarah A: Betty, use the chopsticks, please. B: But _________.(A) it is fun (B) it is really easy(C) my Let’s_________ be late for school.(A) not (B) not to (C) to not (D) don’t _________open the door for me.(A) Please Jimmy (B) Jimmy, please(C) Please, Jimmy (D) Jimmy plea Joanna, _________nice to your classmates.(A) is (B) are (C) am (D) be Rose and John,_________ play with the chopsticks.(A) don’t please (B) please don’t(C) don’t be ( A: Who is at your birthday party?B:_________(A) Welcome to the party.(B) We invite Tina, Andy, a A:_________ B: I am doing great. How about you?(A) Welcome to the potlock.(B) What are you doing I am a big_________ of Ed Sheeran. Shape of You is myfavorite song.(A) fan (B) pin (C) fork (D) 【題組】(A) There is (B) There isn’t (C) There are (D) There aren’t 【題組】(A)in (B) on (C) behind (D) in front of 【題組】What is NOT true about the party?(A) People play games together during the party.(B) The inv 【題組】Is there a TV in the room?(A) Yes. There is a TV in the room .(B) Yes. The lamp is in the ro 【題組】What can we know from the dialogue?(A) The potluck is at Michael and Betty’s house.(B) The p 有一道數學題「兩多項式A、B,其中B=2x2+x-3,求A+B」某生誤將「A+B」看成「A-B」,結果求出的答案是x2-3x+2,求A+B=         編輯私有筆記及自訂標籤國二數學上第一