问题
单项选择题
建筑物垮塌事故是指由于人为、气象、地质、恐怖、犯罪、工程质量等因素造成建(构)筑物的()垮塌,导致人员伤亡和财产损失的灾害。
A.单体或局部
B.整体或局部
C.单体和局部
D.整体和局部
答案
参考答案:B
建筑物垮塌事故是指由于人为、气象、地质、恐怖、犯罪、工程质量等因素造成建(构)筑物的()垮塌,导致人员伤亡和财产损失的灾害。
A.单体或局部
B.整体或局部
C.单体和局部
D.整体和局部
参考答案:B
完形填空。 | ||||
It was seven thirty. Supper was 1 an hour ago, but Tom still wasn't 2 . Mrs Brown was worried. She went to the door and 3 . Half an hour later, Tom got home. When he saw his mother, he said, "I'm very, very 4 ." After supper, Mrs Brown asked, "Why did you come back so 5 ,Tom?" "In class, some of my friends made a lot of noise (吵闹声)," answered Tom. "Our teacher got 6 . After class he told us to do an exercise in the 7 ." "An exercise?" Mrs Brown said. "It was 8 , wasn't it?" "No, it was easy." "Why did it take so 9 to do it, then?" "We did our best to do it 10 ," answered Tom. "But we got different answers. All the answers troubled (困扰) our teacher." | ||||
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