You can't put garbage in the bin. (Find the mistake)
can't
Can't sleep during lessons. (Find the mistake)
Can't
You must keeps the ocean clean. (Find the mistake)
keeps
(choose the incorrect one) You MUST/CAN'T/HAVE TO listen while others are speaking.
CAN'T
You MUST/CAN'T/MUSTN'T do homework.
MUST
You ....................... save water.
must/have to
................. throw trash into the ocean.
Don't
You CAN'T/DON'T/MUST take photos here.
CAN'T
....................... fight with your friends. Be nice!
Don't
You ............... be quiet in class.
must/have to
You must walk on the grass. (Find the mistake)
must
You ................ use cellphone in class.
can't
CAN'T/DON'T/HAVE TO cheat in exams.
Don't
..................... be late.
Don't