2008北京奥运会主会场“鸟巢”的座席数是91 000个,这个数用科学记数法表示为[ ]
A.0.91×105
B.9.1×104
C.91×103
D.9.1×103
答案:B
补全对话。
A: Excuse me, where's Jim? __1__
B: He's gone to Austrlia.
A: __2__
B: He went last month.
A: __3__
B: Yes. He had lived there for 15 years before he came to China.
A: __4__
B: He traveled with his parents.
A: __5__
B: He'll be away for about two weeks .
贾琏想通过鸳鸯向贾母挪用银子,请王熙凤再和鸳鸯“说一说就成了”,王熙凤提出了什么样的条件?这反映了她怎样的性格?