—Do you remember when I first met you?

—Of course. I __________ in a small food factory.

A．worked

B．was working

C．had been working

D．work

记账以后，发现记账凭证上应借、应贷会计科目并无错误，但所记金额小于应记金额，对此应采用（）更正。

A．划线更正法

B．红字更正法

C．挖补法

D．补充登记法