什么叫中和反应?
参考答案:
化学上把酸和碱反应生成盐和水的化学反应叫中和反应。
根据句子意思,用括号中所给单词的适当形式或正确时态填空。(10分)
小题1:The young man with glasses teaches (我们) Chinese.
小题2:He (做) his homework late last night.
小题3:Who's (高), Lucy or Lily?
小题4:Ann had her (十) birthday in China. She felt very happy.
小题5:They go to (上班) at eight every day.
小题6:Children should speak to old people ______________ (polite).
小题7:The time is too short.It’s ____ (possible)for Daniel to finish this work.
小题8:Stephen spends about half an hour ____ (swim) every Saturday afternoon.
小题9:Watch_______________(care), and you find the differences between them.
小题10:I’m sorry I didn’t hear you because I ____(listen) to music.
仓单是保管人应存货人要求而签发的一种有价证券,如仓单损毁、遗失或被盗,存货人确认其权利的程序是( )
A.请求保管人另行签发
B.请求法院公示催告
C.存货人出具说明
D.存货人需在事发的三天内登报声明