趺蹶
参考答案：
解析：答案见五版讲义，从略。
He _____ to Beijing in 2000 and he _____ there for more than eight years. [ ]
A. went; has gone
B. has gone; has been
C. went; has been
D. has been; has gone
保险事故发生后，保险人按照合同的约定，认为投保人、被保险人或者受益人有关的证明和资料不完整的，应当______通知投保人、被保险人或者受益人补充提供。
A．分次 B．一次性C．适当错后 D．及时一次性
