问题
单项选择题
画线模拟翻斗式雨量计传感器部分由承雨器、（）、发信部件、底座、外壳等组成。
A、专用的量雨杯
B、水位浮子
C、虹吸管
D、翻斗
答案
参考答案：D
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画线模拟翻斗式雨量计传感器部分由承雨器、（）、发信部件、底座、外壳等组成。
A、专用的量雨杯
B、水位浮子
C、虹吸管
D、翻斗
参考答案：D
| 完形填空。 Modern students usually have many 1 . They love music and sports. They like reading and watching TV. A two-day weekend can get them 2 from too much school work, and they can do what they like.But still teachers do not think about it. 3 they have too much school work, they have no time to enjoy themselves. Students are really tired of their weekend homework. So they usually don't do their weekend homework 4 Sunday night. And there is not enough time for much work, students have to finish it 5 .The weekend homework makes teachers angry. Things always get 6 without right ideas. Too much school work makes students lose interest in learning, it's also bad for their health. A horse runs faster after a 7 . But for students only rest is not enough. So such a condition should be 8 to give students both pleasure and knowledge. Please give students less homework and leave them more free time. | ||||
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