问题
多项选择题
模板设计与加工应确保（）。
A.模板应有足够的强度
B.模板结构尺寸准确
C.模板外露面美观
D.模板板面平整
E.模板接缝严密
答案
参考答案：A, B, D, E
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模板设计与加工应确保（）。
A.模板应有足够的强度
B.模板结构尺寸准确
C.模板外露面美观
D.模板板面平整
E.模板接缝严密
参考答案：A, B, D, E
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| There was a woman in Detroit, who had two sons. She was worried about them, especially the younger one, Ben, because he was not doing well in school. Boys in his class played jokes on him because he seemed so 1 .The mother 2 that she would help her sons to do 3 in school by herself. She told him to go to the Detroit Public Library to 4 a book a week and do a book report for her. One day, in Ben's class, the teacher held up a rock (石头) and asked 5 anyone knew it. Ben put up his hand and the teacher let him 6 . "Why did Ben put up his hand?" all of his classmates whispered (耳语). "He 7 said anything. What could he possibly want to say?" However, Ben not only 8 the rock, but also said a lot about it. The teacher and the other students were 9 . Ben had learned this from doing one of his book reports. Later Ben became the top student of his class. When he finished high school, he went to Yale University and 10 became one of the best doctors in the United States.
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