观测干、湿球温度表时,当湿球纱布冻结,则()。
A.湿球读数取干球读数
B.停止湿球温度的观测
C.读数为干球读数的一半
D.读数为干球读数的四分之一
参考答案:B
词汇运用。
请你根据句意及所给首字母提示,补全下列单词。
1. — What c_________ is your sweater?
— It's blue.
2. Kongfu Panda is an i_________ film. We all like it.
3. Now boys and girls, look at the dialogue and ask and answer in p_________.
4. I like the white coat, and I don't like the b_________ one.
5. My aunt's son is my c_________.
团体旅客必须在()办理退票。
A.开车48小时以前
B.开车前48小时
C.开车24小时以前
D.开车后2小时