问题
单项选择题
YJ19A卷烟机磨刀和鐾刀砂轮规格一致，砂轮直径为（）mm。
A.60
B.70
C.80
D.90
答案
参考答案：D
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YJ19A卷烟机磨刀和鐾刀砂轮规格一致，砂轮直径为（）mm。
A.60
B.70
C.80
D.90
参考答案：D
Water, it’s a problem for the whole world. A bottle (瓶) of water may not seem like much to us, 1 it can help the people who live in drought-hit (遭受旱灾的) areas in China. In the past few months, many places in southwest China have 2 a serious drought. There has been very little 3 since last autumn. More than 20 million people are 4 trouble finding safe drinking water. After learning about the drought, many people around the country helped by 5 away water, money and other resources (资源) to the people there. Last week, the Young Pioneers and the Communist Youth League in China called on (号召) each student to give one bottle of water to the drought-hit area. In Xi’an, 900 students bought over 100 bottles of water 6 their pocket money. They also wrote their 7 on the bottles. “I hope you get more rain there. I hope you are happy.” A bottle of water isn’t much, but thousands of bottles will be very 8 . The serious drought has also made students 9 the importance of saving water. One student said, “I have decided to take a shower twice a week 10 every day to save water.”
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