看图完成对话。 1. Do you have a ______ ? Yes, I _____. May I _____ it OK, ______ you ______. 2. Do you have a pen? ____, I ______. 3. Do you have a ____? Yes, I ____. _____ I use it? OK, _____ ______ _____. Thank you. 4. Do you have a ______? Yes, I ____. May I use _____? Yes, here you are. 5. Do you have a ____? No. I _______.