1. Wear a thick coat. It is snowing (snow) outside. 2. I can't join you tomorrow. I am having (have) a French class on Tuesdays. 3. Sylvia never watches (watch) TV because she doesn't have (not have) any free time. 4. Is Bob flying (Bob/fly) back home for Christmas tomorrow? 5. Listen! The wind is howling (howl) through the trees. 6. A: Are (your sisters/make) noise when you study? B: No. They always try (try) to keep quiet.