年級

問題的種類

數學
高中

請問D為何是這樣計算的?😢

-------- (下的 2 1学期 3 55.下列關於平面坐標上的直線L: 3.x-2y=1,哪些選項的敘述是正確的? X | 182 A)直線的斜率為 (99台灣區學測模擬考) (B)直線L:2x-3y=0與直線L:3x-2y=1垂直 (C)向量 (3,-2)是直線L的一個法向量 (D)若自點 (2, -4)作直線L的垂直線與直線L交於點(a,b),則a+b=-3 (E)若點 (2,-4)與點(cid)對稱直線L,則c+d = –4。 CE NOCI ((C)(D)(E)) TO (a, b = 12,-4) 2x2 - 2(中): X (3,-2) = (-1; 12 Joers 9 + 4 则模摄)
英文
高中

求解

Unit 8 Pe At the beginning of the twentieth century, many people thought that the American family was falling 1. in other words, they thought it was dying. A century later, we know that this was not 2. However, although the family is still alive in the United States, its size and shape are very different from 3. they were 100 years ago. In the early 1900s, there were 4. two types of families in the United States: the extended and the nuclear. The extended family usually 5. grandparents, parents, and children living under the same roof. The nuclear - family consists 6. only parents and children. As people began to move to other parts of the country to find better jobs, the nuclear family became the most common family 7.. During World War II, five million women to take care of their homes and their children. Because many men were at war, thousands of these "war 9. had to go to work outside their homes, many of worked long hours at hard jobs, especially factories. 10. ( ) 1. (A) part (B) partly (c) apart (D) partial ( ) 2. (A) the case (B) a case (C) a event (D) the incident ( ) 3. (A) which (B) who (C) where (D) what ( ) 4. (A) surely (B) mainly (C) absolutely (D) definitely ( ) 5. (A) includes (B) including (C) inclusive (D) included ( ) 6. (A) in (B) of (C) by (D) with ( ) 7 (A) texture (B) construction (C) structure (D) adventure ( .) 8. (A) were left alone (B) left alone (C) kept alone (D) were kept ( ) 9. (A) windows (B) widows (C) wings (D) whistles ( ) 10. (A) them (B) who (C) whom (D) which
英文
高中

求解

11 tot 4G 上午2:15 24% x 20210622094... ( ) 9. (A) Beside (B) In addition (C) Besides (D) For all ( ) 10. (A) assume (B) pretend (C) propose (D) assign Unit 5 Jane Goodall was curious about nature and animals while she was a little girl. Many years later, her curiosity 1 her to Africa, 2. she watched and studied a group of chimpanzees. And 3. she observed has forever changed the way we think about animals. Born in England in 1934, Jane grew up 4 Tarzan books. At age 23, having saved enough money, she finally 5. a boat in England and 6. her way to Kenya, where she met the famous anthropologist Louis Leakey. Dr. Leakey sent Jane into the rain forest to study chimpanzees, which were thought to be 7. animals at that time. However, Jane was passionate and 8. . Since then, her study of chimpanzees has 9. more than 40 years. And it was through her study that we began to realize how surprisingly 10. chimpanzees are to humans. ( ) 1. (A) made (B) led (C) caused (D forced ( ) 2. (A) when (B) there (C) which (D) where ( ) 3. (A) what (B) how (C) then (D) which ( ) 4. (A) read (B) reading (C) to read (D) to reading (A) went, abroad (B) went across (C) boarded (D) went board ( ) 6. (A) made (B) went (C) searched (D) moved ( ) 7 (A) tender (B) fond (C) violent (D) mild ( ) 8. (A) flawless (B) fearless (C) worthless (D) spotless ( ) 9. (A) lasted (B) come (C) running (D) lengthened ( ) 10. (A) different (B) leisurely (C) distracted (D) similar
歷史
高中

請問高二歷史第38題 為何是美洲呢? 謝謝🙏

下表是以世界各大洲為單位的聯合國會員數目統計圖。請問 年度 1945 1955 1965 甲 22 22 24 2 乙 4 5 37 丙 9 21 26 丁 T 14 26 28 38. 甲區顯示的情況最可能屬於哪一洲? (A) 美洲 (B) 非洲 (C) 歐洲D) 亞洲 39.乙區會員數目增加的主要原因為何? C (A)冷戰結束之後,許多共產國家紛紛加入聯合國 (B)蘇聯為了鞏固其地位,鼓勵加盟國參與聯合國 (C)非洲新興民族國家開始出現,並參與國際事務 (D) 亞洲共產主義退潮,東南亞出現許多新興國 40. 一位學者指出,這場戰爭「抹煞了一千年來的日耳曼人、波酸 民的影響,而使得種族地圖又恢復到西元1,200年以前的情形 萬人大遷徙的戰爭。這場戰爭是: (A)1618年到1648年的三十年戰爭 (B)1802年到1815 年間的拿破崙戰爭 (C)1870年到1871年的德法戰爭 (D)1939年到1945年第二次世界大戰。(97指考】 41.以下是與納粹崛起相關的圖、表資料,請根據資料回答問題 D 6r -
英文
國中

請問我這幾題有錯的嗎? 怕錯太多😅

四、文法選擇 C ) 1. Annie seldom went shopping ? (A) didn't she (D) doesn't she (B) was she (C) did she B ) 2. Coco was glad her birthday is coming soon. (A) if (B) that (D) of (C) to ( D ) 3. To eat more vegetables is good for our health, (A) do we (B) aren't we ? (D) isn't it (C) doesn't it A) 4. Max believes Mr. Lin will visit him tomorrow. ave (A) X (B) if (C) what (D) in (C) 5. They're afraid we will hold them back. eln (A) that (B) to (C) of (D) in ? ( A ) 6. Amanda had to fix the problem, (A) didn't she (B) hadn't she (D) doesn't she (C) wasn't she ? B) 7. Alex cut his hair two days ago, (C) isn't he (D) wasn't he (A) doesn't he (B) didn't he he? ( C ) 8. Allen is never late for school, (D) does (B) doesn't (A) isn't (C) is Parent Sie 子向日日百
英文
國中

請問這幾題有錯的嗎?

he didn't do his homework yesterday. (我確定他昨天沒有寫作業。) ) 1. Jenny is afraid she won't be able to catch the train on time. (A) who (B) X (C) if (Dthis 2. Many men think ( B A: D girls should wear skirts, not pants. (A) that (B) what (C) how (D) when ) 3. My father told me last night My brother and I felt very excited (N615). we're going to the Food Festival this weekend. (99基測 II-9] (A) whether (B) where (C) what (D) that 觀念推敲 his cat was sleeping under the sofa. (70) 1. Jerry found (A) that (B) there (C) it D which 2. Jerry found was sleeping under the sofa. (A) that (B) there (C) it (D) which ch A A was a cat sleeping under the sofa. ) 3. Jerry found (C) it (B) there (D) which (A) that
英文
國中

請問我這幾題有寫錯的嗎? 怕錯太多😅

1 2 practice makes perfect. We can do anything if we work hard. (D) that 2 QUOD (D) 1. I believe A12 (A) what (B) for (C) with ) 2. You can play the piano, ? (A) can't you (B) don't you (D) do you (C) can you 63. ( The worst thing is I got lost in the mountains alone. (D) because (A) which (B) what (C) that she? 04 4. Grandma was a dancing queen when she was young, (D) wasn't (A) is (B) was (C) isn't ( Cs. 5. Dad : Bob has to take out the trash today, ? Alice : Yes, but he is out right now. (A) didn't he (B) hasn't he (C) doesn't he (D) can't he
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