一、 用am, is, are填空.
1. I ________ a teacher, you ________ a student.
2. ________ this your car? Yes, it ________.
3. ________ you Mr. Wang? Yes, I ________.
4. She ________ my mother. He ________ my father.
5. What ________ this? It ________ an orange.
6. What________ they? They ________ bananas.
7. Who________she? She________Mary.
8. ________they playing football? Yes, they________.
二、 写出下列动词的现在分词形式.
1. swim________ 2. run________ 3. write________
4. see________ 5. wash________ 6. play________