Question

写出下列动词的过去式和过去分词。

1. do       ______  ______ 2. be       ______  ______ 3. have    ______  ______ 4. work   ______  ______ 5. study   ______  ______ 6. stop     ______ ______ 7. plan     ______ ______ 8. carry   ______ ______ 9. keep    ______ ______ 10. sell    ______ ______

Answer 1

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