（）是指施工生产过程中可能导致职业伤害或疾病、财产损失、工作环境破坏或环境污染的根源或状态。
A、风险
B、危险源
C、风险识别
D、风险危害
参考答案：B
短文填空。根据首字母的提示填入适当的词使短文完整。
Woman：OK，now I want to hear everyone's predictions about the future.
Girl 1：Well，I think t 1 will be more people.
Woman：More people？OK，what e 2 ？
Boy 1：I p 3 that there will be less free time.
Woman：I hope not!
Girl 2：Well，I think there will be f 4 cars.
Woman：You do？
Girl 2：Yes, people will use the subways m 5 .
Woman：That's a great idea! Let's hear a 6 prediction.
Boy 2：There will be l 7 pollution.
Woman：That will be g 8 for the earth.
Girl 1：I think there will be fewer trees. I think cities will be really big and c 9 . B 10 there
will be a lot more people.
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