After a long trip in a(n)______ country, you'll find your _____ greatly improved. [ ]

A. English-speaking; spoken English

B. spoken English; English-speaking

C. speaking-English; spoken English

D. spoken English; speaking-English

企业下列各项业务中，不会影响流动比率的是______。

A．收回应收账款

B．用现金购买固定资产

C．从银行取得长期借款

D．用原材料对外长期投资