Fill in the gaps with CAN or CAN’T. 1.You _____ turn right. 2. You _____ go on foot. 3.You _____ turn left. 4. You _____ drive at 45 mph. 4. Fill in: in, on, by, of. Walk _____ the pavement. We go to school _____ foot. Don’t learn out _____the window. He’s traveling _____ the 8 o’clock train. She is afraid of traveling _____plane. Be careful____ the roads.​