Must/Mustn't

Front

You ---------- keep your room clean and tidy.

Back

must

Front

You ---------- help in the kitchen.

Back

must

Front

You ---------- play video games all weekend.

Back

mustn't

Front

You ---------- listen to loud music.

Back

mustn't

Front

You ---------- feed your pet every day.

Back

must

Front

You ---------- watch TV too late in the evening.

Back

mustn't

Front

You _______ stop.

Back

must

Front

You ______ drop litter.

Back

mustn't

Front

You _____ drive slowly.

Back

must

Front

There are trains here! You _____ cross.

Back

mustn't