Remove the new batteries and then insert old ones.
Remove the old batteries and then insert new ones.
Heat well after serving.
Heat well before serving.
No fewer than 8 persons in this lift.
No more than 8 persons in this lift.
Rinse well with dirty water
Rinse well with clean water.
One for the price of two
Two for the price of one.
Please switch on your mobile phone before coming to class.
Please switch off your mobile phone before coming to class.
Please feed the animals at the zoo.
Please don't feed the animals at the zoo.
It is an offence to travel with a ticket.
It is an offence to travel without a ticket.
Waiters and waitresses must be under 16.
Waiters and waitresses must be over 16.
Please give up this seat for a younger passenger.
Please give up this seat for an older passenger.
Turn right
Turn left
No buses can sotp here.
Only buses can stop here.
Poisonous and evil rubbish
Poisonous and harmful substances
Beware of safety.
Be careful.
Fall into water carefully.
Be careful of falling into the water.
You must remove your mask.
You must wear/ put on your mask.
