词汇;根据句意,用所给单词的正确适当形式填空。1.Allthedrivershavetodriveslowly...
问题详情:
词 汇;根据句意,用所给单词的正确适当形式填空。
1. All the drivers have to drive slowly and carefully because of the _______________ (fog) weather.
2. Many people know the __________________ (important) of the wetlands.
3. Everyone knows __________________ (act) speaks louder than words.
4. Farmers were busy __________________ (harvest) rice when we got to the farm.
B)根据句意及中文提示,写出相应的单词。
5. Long ago, this area was covered with a __________________ (密的) forest.
6. In China, when people meet you for the first time, they always __________________ (握) hands with you warmly.
7. What is the __________________ (温度) today? It’s so cold.
8. Can you hear the wind __________________ (刮) outside now?
【回答】
1. foggy 2. impotance 3. action 4. harvesting
5. thick 6. shake 7. temperature 8. blowing
知识点:构词法
题型:完成句子
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下列反应的离子方程式正确的是( )A.在碳**镁溶液中加入足量Ca(OH)2溶液:Mg2++2HCO3-+C...
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在恒温、体积为2L的密闭容器中进行反应:2A(g)⇌3B(g)+C(g),若反应物在前20sA物质由3mol降...
问题详情:在恒温、体积为2L的密闭容器中进行反应:2A(g)⇌3B(g)+C(g),若反应物在前20sA物质由3mol降为1.8mol,则前20s的平均反应速度为()A.v(B)=0.03mol/(L•s)B.v(B)=0.045mol/(L•s)C.v(C)=0.03mol/(L•s)D.v(C)=0.06mol/(L•s)【回答】考点:化学反应速率和化学计量数的关系.专题:化学反应速率专...
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问题详情: 光明在低头的一瞬 迟子建 ...
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