便利店系统增加一个新门店时，业务控制组织应该是（）。 A.销售公司 B.省公司 C.

地面上一无线电波发射站发射频率为9.0×10⁷Hz的无线电波，该波的波长为______m．假设地球与月球的距离是3.9×10⁸m，那么该无线电波到达月球所需的时间t=______s．

完成对话。 

A: Hi,Sam,  1  are you reading about？

B: Oh,I’m reading a famous story about   2   .

A:    3   ?

B: The Queen and King who are talking to each other.

A: I don’t think so,but    4   ?

B: In the field and last weekend.

A: I think there are so many people there!     5    ?

B: I think they are talking about the poor areas.

A: Very good.

B: Yes,all people like both of them.

用于鉴别恶性和良性红系统疾病（）.

A.PAS

B.POX

C.NAP

D.铁染色

E.AS-DNCE

There aren't _____ trees near the house. There is only one. [ ]

A. any

B. some

C. many

D. much

（）成为人文成都的现实投影

A.诗歌成都

B.人文成都

C.文学成都

D.创意成都

E.文化成都

F.创新成都