you're sopposed to shake hands

you're sopposed to shake hands
you're sopposed to shake hands

you're sopposed to shake hands
be sopposed to=should 应该做某事
shake hands握手
you're sopposed to shake hands
你应该握手

你应该握手
be sopposed to do应该做某事

你本来应该握手的

supposed吧~~
你应该握手