题目：
单词拼写。
1. Manatees eat about 100 _____ (磅).
2. In China, we are supposed to _____ (握) hands while we say "Hello" to others.
3. The flowers should _____ (浇水) every day.
4. My grandfather had to get up at 5 am to _____ (点) the fire for breakfast.
5. There will be a free concerts tonight. Some bands will _____ (露面) then.
6. We are against _____ (建造) a new zoo.
7. We've learned a lot from _____ (科学的) studies.
8. There are many _____ (村民) planting the trees on the hill now.
9. They often feed the animals in their _____ (空闲的) time.
10. This manatee _____ ( 重)1,000 pounds.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：A,C,D解析：收益性支出是指支出的效益仅与本年度有关，而购入机器设备支出是资本性支出，因为它支出的效益体现在几个年度，排除B。故选ACD。
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，如果线框从静止开始运动，进入磁场的最初一段时间是做匀速运动的，且线框的
