問題詳情

點擊查看答案

內容推薦

• 小雯測量同一枝原子筆長度五次，結果分別為 32 公分、34 公分、35 公分、33 公分、31 公分，則測量結果如何表示最適當？(A)33 公分 (B)3
• 小芬的衣服沾到油汙，用肥皂水洗不乾淨，媽媽建議她用棉花沾去漬油擦擦看，結果很快就把油汙擦乾淨了。關於這個生活小常識，下列敘述何者正確？(A)油汙可以溶解在去漬油中 (B)去漬油是白色的，可覆蓋黑色
• 有一個密度為 1 公克∕立方公分的正立方體鋅塊，若將其對切成兩半，則半個鋅塊的密度為多少公克∕立方公分？(A)55 (B)1 (C)2 (D)4。
• 下列有關誤差的敘述，何者錯誤？(A)測量值與實際值之間有差異，不代表所用測量工具有問題(B)測量儀器越精密，實驗方法越合理，實驗操作越謹慎，誤差就會越小(C)使用相同的實驗步驟與測量工具，就一定可
• 有關擴散現象，下列敘述何者不正確？(A)擴散是溶質從溫度高往溫度低區域運動 (B)溫度越高擴散現象越明顯(C)粒子均勻分布於水中時仍不斷地運動 (D)由於粒子擴散，最終使溶液中各處濃度相等。
• 「再生水」是經過汙水處理製成的，其用途不包含下列何者？ (A)澆花 (B)洗車 (C)洗澡 (D)工廠機臺降溫。
• 純物質與混合物的敘述，下列哪一個正確？(A)純物質有固定的熔點及沸點 (B)混合物有固定的沸點，但沒有固定的熔點(C)混合物中只有兩種純物質 (D)混合物中各物質比例是固定的。
• 質量分別為 1 kg 與 10 kg 的甲物體與乙物體，同時從離水平地面 10 m 高的位置自由落下，若不計空氣阻力，則在甲、乙兩物體掉落到地面前，其加速度分別為 gg2；接著將甲、乙兩物體
• 阿石駕車於筆直的道路上向東行駛，如(圖十三)是他在時間 t＝0～10s 位置（x）與時間（t）的關係圖，若在 t＝10s後，阿石仍向東行駛但速率逐漸變快，則當 t＝15s 時，他可能到達圖上哪一
• 基隆市仁四路段是由愛三路往愛一路方向行駛之單行道。 (A)O(B)X

內容推薦

• _________ the dirty clothes in the water first. Then you can clean them easily.(A) Hit (B) Sort (C
• Wilson_________ and fell to the ground.(A) cut (B) lost (C) tripped (D) agreed
• In the relay race, Cathy dropped the _________and we lost the race.(A) knee (B) baton (C) team (D
• Can you help me_________ these books and put them on the shelf (架子)?(A) throw (B) cheer (C) mean
• To_________ the cost on traffic (交通), David decides to go to work by bike.(A) reduce (B) kill (C)
• Clark can't_________ sugar_________ salt. That surprises me.(A) lead；to (B) tell；from (C) k
• Everyone practiced hard,_________ we still lost the game.(A) however (B) and (C) but (D) so
• A: Go! Go! Go!_________ B: I see! Let’s cheer our team up!(A) They lost the race already. (B) Wh
• We must be quick,_________ we'll be late for school.(A) or (B) so (C) and (D) but
• I think the road ends here； it won't go any _________ . Shouldn't we turn back?(A) clo
• A：Did Mary look _________ at that time? B：Yeah. She looked_________ at Tom.(A) happily；happier (
• A：_________ the end of the contest, our team sang and danced so well. B：So, _________ the end, y
• Karen, you are practicing very hard for the talent contest. Now it's time to talk_________a
• Can you speak much _________ ? And can the time also go more_________ ? I need to finish myrepor
• I seldom eat fast food, and my brother_________ .(A) does, too (B) doesn’t, either (C) always do
• To help save the planet , let's eat meat_________ often and ride our bikes_________ often.(
• A: Ouch! B:_________ . A: I just cut my finger.(A) Are you in trouble? (B) You should keep this
• Jane _________ her sister to wash her car yesterday.(A) made (B) had (C) let (D) helped
• Would you please_________ for me?(A) turn on it (B) turn off it (C) take it out (D) throw away i
• Ann_________ make a kite by herself, but luckily, her dad gave her a hand at last.(A) can’t (B)
• Do you smell someone _________ something in the kitchen? It smells so_________ .(A) cooking；yumm
• Jay and Jill, make _________ at home. By the way, help_________ to your favorite snacks onthe ta
• Don't you _________ Mia doing the dishes?(A) listen (B) look (C) see (D) help
• 下圖為中國三級階梯沿 36∘N 的地形剖面圖，請根據圖中資訊判斷，第一級階梯的地形主體為下列何者？ (A)山地、高原 (B)高原、盆地(C)平原、丘陵 (D)高原、丘陵。
• _________ , you have to get up earlier than you usually do.(A) Watching the sun come up (B) By wa