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问题 选择题

学习历史可以用想象的方法来“重建”历史场景。假如你生活在1913年的中国，可能会看到以下哪一情形？  [ ]

A．唐胥铁路开通

B．街上路人互行脱帽鞠躬礼

C．《申报》上刊登北伐的消息

D．李大钊发表《庶民的胜利》的演说

答案

答案：B

完形填空

根据短文内容及所给首字母提示写出所缺单词

People and animals live in the s 小题1:  world. We should keep the balance (平衡) b 小题2:      people and animals. If the balance is destroyed (破坏),  there w 小题3:  be bad result to both people and animals. Wild animals are friendly, they are f 小题4:  of people. We have to p 小题5:  them, or there will be no wild animals in the future. There is a black and white animal l 小题6: in China. It is always known as the national treasure of China. Everyone knows it is called Giant panda. Now there are f 小题7:  pandas than before. Most of them live in Sichuan and Gansu Provinces. There are also some other rare animals in China. H 小题8: , the n 小题9:  is becoming smaller and smaller than before. So people should do their best to help these animals. They are in d 小题10:  of disappearing from the world.
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单项选择题

根据JGJ33-2012规定，履带式起重机应在平坦坚实的地面上作业、行走和停放。正常作业时，坡度不得大于（）

A.2°

B.3°

C.4°

D.5°
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