问题
多项选择题
影响砌体抗压强度的因素主要有（）等。
A.块材和砂浆的强度
B.块材的尺寸和形状
C.砂浆铺砌时的流动性
D.箱砌筑质量
E.箱砌筑体积
答案
参考答案：A, B, C, D
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影响砌体抗压强度的因素主要有（）等。
A.块材和砂浆的强度
B.块材的尺寸和形状
C.砂浆铺砌时的流动性
D.箱砌筑质量
E.箱砌筑体积
参考答案：A, B, C, D
A boy lost his arms in an accident and his father lost his life. Since then, he had to 31_ the arms of his younger brother. Except for writing with his toes(脚趾头), he could hardly do _32 in his life. As the two brothers grew up together, they had lots of 33 and they often argued(争吵). Then one day, his younger brother 34 him. So he was very sad and didn’t know 35 to do. A girl lost her hands because of a fire. Though her elder sister wanted to 36 her, she decided to be completely independent (独立的). At school, she always studied hard. Once she wrote the following in her composition, “I am 37 . Though I lost my hands, I still have legs. Though my wings are broken, my heart can still fly.” One day, the boy and the girl were both invited 38 a television interview program. They both were asked to write something on a piece of paper with their toes. The boy wrote “My younger brother’s arms are my arms” 39 the girl wrote “Broken wings, 40 heart”.
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