词形变换。 1. In the past, most of people here__________(ride) bikes to work. 2. Today, Tom________(have) a lot of work to do. He________just________ (have) his breakfast and he________(leave) for school. 3. You needn’t________(worry) too much about your son. He_________ (be) well soon. 4. ________you________(put) away my book? I can’t find it anywhere. 5. The Green family________(live) here for ten years. They_________ (come)here in 1998. 6. Why not see the film with me? I_________(see) the film. I_________(see) it last week with my sister. 7. What ________you________(do) with those old books yesterday? I _______(give) them to others. 8. I ________(watch) TV while Mary________(read) newspaper between 8:00 to 10:00 yesterday evening. 9. My brother ________(be) born in 1983. since then, he________(live) in this city. 10. The TV play________(be) on for 2 hours.