Read the rules of one of Moscow schools. Use must, mustn’t can, can’t. Students __________ wear a school uniform every day, but on Friday they ________ be dressed as they wish. Students __________ be late for the lesson. Studen...

Read the rules of one of Moscow schools. Use must, mustn’t can, can’t. Students __________ wear a school uniform every day, but on Friday they ________ be dressed as they wish. Students __________ be late for the lesson. Students __________ ask for help and have extra-classes. Students __________ talk at the lesson. Students __________ ask a question only with their hand raised.