问题
单项选择题
摊铺机在铺筑沥青路面时应提前预热（）熨平板，不得低于100度。
A、0.5-1h
B、0.5-1.5h
C、1-2h
D、1.5-2.5h
答案
参考答案：A
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摊铺机在铺筑沥青路面时应提前预热（）熨平板，不得低于100度。
A、0.5-1h
B、0.5-1.5h
C、1-2h
D、1.5-2.5h
参考答案：A
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| Learn to Express Thanks "Exposed to strong sunshine and heavy winds, postmen are the most handsome." "Thank you, dear postmen." Many Teens readers write letters with such words on the envelopes. Once they are 1 , editors are always 2 by their sincere gratitude (感激的心情) to ordinary people. 3 gratitude is an important form of good 4 . In western countries, people often write a note to thank those who 5 them. Nowadays more and more people in China have found it's high time to cultivate (培养) a thankful 6 for the good others do. Everyone likes to get praised and appreciated. Gratitude is 7 of virtues, which lets others smile and makes the 8 more beautiful. You just need several 9 to write down a thank-you note, but it could bring much joy to the 10 . We live in a society 11 we enjoy the different services of others. But none of them should be taken for granted. Gratitude is also a kind of attitude in life. In developing gratitude for every 12 -for the simple joys, and even for the 13 time-we come to 14 enjoy and appreciate life. Then we are able to see the 15 around us. Try to write a thank-you letter to your parents for working hard to 16 you a happy life. Be grateful to your 17 because of their help with your studies and character building. Say thanks to your friends who 18 both your happiness and sorrow and spend a few minutes 19 you go to sleep giving thanks for all that you have. We are sure it will bring them much joy and add 20 into your own life as well. | ||||
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