fill in the blank with a suitable word in the box allergy / sufer / worse/ tired /bad /flu /sick 1 some people have a very_____habit in littering in public . 2 people who live in a dusty area often ____on diseases 3julia há a headache ,and she feels ____ 4 I have an _____,so i choose food and drink very carefully 5 you should spend less time playing computer game ,or your eyes will be ___ 6 tom feel ____,but he doesn't go to bed early 7in prevent ____we should keep our hands clean ,our feet warm