题目
题型:同步题难度:来源:
1. do ______ ______ 2. be ______ ______ 3. have ______ ______ 4. work ______ ______ 5. study ______ ______ | 6. stop ______ ______ 7. plan ______ ______ 8. carry ______ ______ 9. keep ______ ______ 10. sell ______ ______ |
1. did, done 2.was / were, been 3. had, had 4. worked, worked 5. studied, studied 6. stopped, stopped 7. planned, planned 8. carried, carried 9. kept, kept 10. sold, sold | |
写出下列动词的过去式和过去分词。 | |