圆锥型套筒冠义齿,需减轻负荷的基牙内冠内聚度是()
A.2度
B.4度
C.6度
D.8度
E.>8度
参考答案:E
“Thanks. We’d love to. What time?” or “___小题1:___”However, it is not polite to say “No, we wouldn't!”
小题1:
Sometimes, the British use expressions that sound like invitations but which are not invitations. For example, “___小题2:___” These are usually just polite ways of ending a talk. They are not real invitations because they don't mention an exact time or day. They just show that the person is trying to be friendly and the answers are “Yes, that would be nice.” or “___小题3:___”.
小题2:
小题3:
So next time you hear what sounds like an invitation, listen carefully. Is it a real invitation or is the person just being friendly?
小题4:What is the article mainly about?
小题4:
A.Britain.
B.A letter to friends.
C.Invitations.
D.A talk with friends.
依据华电集团《反违章管理指导意见》,下列各项中属于作业性违章的有()。
A.使用不合格的绝缘工具和电气安全用具
B.工作负责人在工作期间未指定人员临时代替就离开工作现场
C.消防器材挪作他用,不定期检查试验
D.电力设备拆除后,仍留有带电部分未处理