将SO2和X气体分别通入BaCl2溶液，未见沉淀生成，若同时通入，有

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问题选择题

将SO₂和X气体分别通入BaCl₂溶液，未见沉淀生成，若同时通入，有沉淀生成，则X气体不可能是 [ ]

A．CO₂

B．NH₃

C．Cl₂

D．H₂S

答案

答案：A

选择题

Jim's father said to him, "I hope you _____ what I _____ you to buy." [ ]

A. didn't forget, told

B. not to gorget, have told

C. won't forget, have told

D. haven't forgotton, will tell

多项选择题

借款人用于偿还债务的资金主要是（）

A.企业的现金流量

B.税后利润

C.个人的现金净收入

D.筹资与融资