问题
单项选择题
锅炉压力容器应该在设计使用年限内，每隔一年时间对其（）进行检查，或做必要的试验。
A．盛装介质
B．承压邮件和安全装置
C．指示仪表
D．钢材锈蚀情况
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
锅炉压力容器应该在设计使用年限内，每隔一年时间对其（）进行检查，或做必要的试验。
A．盛装介质
B．承压邮件和安全装置
C．指示仪表
D．钢材锈蚀情况
参考答案：B
| 完形填空。 | ||||
| One day, a boy had a fight (打架) with one of his classmates. Then he went to his grandfather and told him his story 1 . "He is really bad" the boy said, "and I hate him." The grandfather said, "Let me tell you a story. When I was a boy, too, sometimes hated others for what they did. But hate will make you feel 2 . It doesn't, hurt your enemy but only hurt 3 ." As the boy 4 carefully, the grandfather went on, "There are always two tigers inside my heart. One is 5 and kind. He gets on well with everything around him. But the other is bad and unfriendly. He is full of 6 . Even the smallest thing will make him angry. He fights with everyone all the time, and for no 7 . He can't think carefully because he always hates others. It is 8 to live with these two tigers in side my heart. They both try to control (控制) me." The boy looked into his grandfather's eyes and asked, "Which tiger always controls you, Grandfather?" The old man said slowly in a 9 voice, "The one that I feed. I always feed the good and kind tiger, so I never hate others and 10 get angry now." | ||||
|