通过期货交易（futures trading）形成的价格的特点有（）

The sentence "This argument... can be carried too far"implies that

[ A] African's traditional slavery was inhumane.

[ B] the slavery in Africa was confined to some regions.

[ C] supporters of this argument knew little of Africa.

[ D] slave shipment was not so serious as was imagined.

A.Increase futures prices

B.Reduce futures prices

C.Have no impact on futures prices

D.Make futures prices same as spot

A.stock、fund、bond、futures、option

B.securities、fund、currency、futures、duty

C.securities、bond、fund、futures、duty

D.stock、bond、fund、option、futures

A.futures contracts

B.shares

C.stocks

D.agreements

期货合约(futures)

A.Shares

B.Dividends

C.Bonds

D.Futures

A.cash

B.share

C.stock

D.futures

A.skillfully

B.craftily

C.methodically

D.technically