油嘴是采油树上用于控制油井()的部件,它安装在翼阀与出油管线之间,油嘴有固定式和可调式两种。
A、温度
B、流量
C、空气
D、注水
参考答案:B
句型转换
1. How's the weather in Wuhan?(改为同义句)
_____ _____ the weather _____ in Wuhan?
2. They are enjoying themselves in the park. (改为同义句)
They are _____ _____ _____ _____ in the park.
3. My grandfather is reading a book in the garden. (就划线部分提问)
_____ _____ your grandfather _____ a book ?
4. It is an interesting place. (用what改为感叹句)
_____ _____ _____ place _____ _____!
5. "学生们在等他们的老师吗?""是的."(根据汉语写英文)
-_____ students _____ _____ their teacher?
-Yes, _____ _____.
中国的歇后语非常丰富,趣味无穷,例如“大水冲了龙王庙———— ”。