水手熟练地操纵着船只避开暗礁。

The sailor skillfully ___conned the ship around the hidden reefs.

她假扮医生欺骗了那位老人。

She ___conned the elderly man by pretending to be a doctor.

这个计划最大的缺点是需要大量资金投入。

The biggest ___con of this plan is the huge financial investment required.