用所给单词的适当形式填空。 1._______ (do) she have a television now? 2.How _______ (is) it different? 3.There _______ (are) lots of cars now. 4._______ (come) and watch. 5.She _______ (work) in the field many years ago. 6.I _______ (go) to school yesterday. 7.She _______ (cook) on a fire. 8.We _______ (live) in a big house now. 9.Where _______ (are) you three days ago? 10.There are lots of _______ (bus).