Write true sentences with. can/can’t. My dad/drive a bus. I/speak English well. My uncle/understand Japanese. My grandma/swim. My grandpa/play the piano. Write must or must not 1. You ___go to school.2.You _____sit on the desk. 3. you _____play with the knife. 4. You ____ be polite. 7. Put should or shouldn’t. 1. You ____ eat too much chocolate. 2. You _____ go to bed early. 3. You _____help your mum. 4. You _____clean your teeth every day. 5. You _____ feed the cat every day.