用所给单词的正确形式填空。 1. He is a little (heavy) this year than last year. 2. Hong Kong is _ (warm) than Beijing in winter. 3. —Is this city _ (hot) than that one？ —No , it's (cold) . 4. Miss Liu is (busy) than any other teacher in our school. 5. Tony's dictionary is _ (new) than his sister's.
