想問問，20題為什麼不是A for加一段時間不是完成式嗎？🤔

D b 18. Business at Jane's shop has not been good these days/And the new supermarket across the street only makes things worse. (A) easier (B) worse 使現況更糟 Qm more boring (D) more convenient pulled him out of a car on fire. (C) the one she (D) the one who 19. Scott wasn't sure if the young woman before him was 20. I (A) who (B) the one swimming for several years before I went to this high school I gave it up because of heavy schoolwork. (A) have practiced (B) am practicing (C) practiced 21. Frank Kane is so good in the movie that many people 22. (A) expect (B) forget (D) would practice he will win the best actor prize (C) notice (D) plan thousands of lives. (C) saving (D) to save The new medicine that just came out on the market (A) and saved (B) has saved

求解🙏 謝謝

A Iris: OK. I will finish doing it. I just need ten more minutes. (A) has to do (B) has done t 8. Jean: See? Razor runs much (C) has to be done (D) has been done now. Can you think of any other boys in our class that can run as fast as him or even faster than him? More Lisa: I'm not sure. But I think he is able to join our school team. (A) fast (B) faster (C) as fast runs faster much fast (D) the fastest

As a class leader, you might think you are expected to do everything well. But in fact,you don't need to push yourself that hard.的expecte... 繼續閱讀

OH減少不是正反應嗎

1兩組實驗都不是 萬(十七) ④ 室溫時,在含有橘紅色二鉻酸根離子(Cr:O)的水溶液中加入氫氧化郵 生黃色的鉻酸根離子(CrO),達平衡時,其可逆反應表示為: 2- 正反應 Cr2O + 2OH 2CrO2 + H.O + H₂O P 逆反應 若對上述水溶液通入二氧化碳,使平衡再次發動,則關於此反應趨向 的敘述,下列何者正確? (反應向正反應方向進行,達新平衡時,[CO]等於0 (B)反應向正反應方向進行,達新平衡時,[Cro]增加 (C)反應向逆反應方向進行,達新平衡時,[CrO]等於0 (D)反應向逆反應方向進行,達新平衡時,[CO]增加

24怎麼解

(D)月 月 腴收 小肠 (C)胃液:小腸,胰液:小腸 (D)胃液:小腸,胰液:胰臟 而食物不夷感, 30 要送到小腸 ( ) 24 小雅做托里切利實驗時鉛直立起玻璃管於水 銀槽中,所得結果如圖(十三)所示,若他將 此玻璃管傾斜,使玻璃管頂端距水銀槽液面 的鉛直高度為 Xcm 時,水銀會充滿玻璃管 內,則X的最大值為多少? 真空 14cm 大氣壓力可支撐 76cm 76cm汞柱 10cm Xcm 10cm 永銀 A 14 圖(十三) (B)62 (C) 76 (D) 86 K 报报道

有人能說詳細點這個嗎 看不太懂

44% cm 3. 小華畫了一張電流的磁效應實驗示意圖,如圖(十八)所示,圖中 磁針放置於導線的上方,磁針黑色部分為N極,所指方向為磁 場方向。老師發現此示意圖並不合理,則下列哪一個修改方式 的示意圖最為合理? (A) ——北 (B) →北 ·北 圖(十八) 指針方向改為 偏向東南方 指針方向改為 偏向西南方 (C) -北 (D) ·北 磁針改為置 於導線下方 電池改為並聯 5075 0.5 3 月任一面的面

31？

求解

45 為什麼是吹北風

43.的串聯怎麼看出來的？