Complete the sentences with modals. Use proper tense forms. 1) You _______ park here, it's strictly forbidden. 2) _______ you _______ to understand his singing? 3) Children _______ wash their hands before taking meals. 4) She is too sick. She _______ walk and _______ stay in bed. 5) I had to go to the next shop, because I _______ to buy any bread in the nearest one. 6) You _______ smoke here. 7) The city is a big jungle where you _______ easily get lost. 8) Everybody _______ to escape from fire. 9) Elephants _______ carry big logs. 10) I used _______ to sing well.