完形填空。 These days men and women, young and old are 1 the same kind of 2 , and a lot of 3 have long hair (头发). We often can't 4 whether they are boys or girls, men or women. 5 old man often goes to walk in the park. He is sitting on a chair now. A young person is 6 7 him. 'Oh, goodness!' the old man says to the other one. 'Do you 8 that person with long hair? Is it a boy or a girl?' 'A boy,' says the other one. 'He is my son.' 'Oh,' says the old man, 'Please 9 me. I don't know you are his 10 .' 'I'm not his mother, I'm his father,' says the other one. ( )1. A. having ( )2. A. clothes ( )3. A. we ( )4. A. talk ( )5. A. An ( )6. A. running ( )7. A. on ( )8. A. see ( )9. A. help ( )10. A. baby B. wearing B. trees B. your B. teach B. A B. flying B. beside B. watch B. excuse B. sister C. putting C. pictures C. them C. say C. The C. standing C. in C. look C. teach C. father D. buying D. Bags D. Theirs D. tell D. / D. driving D. At D. Read D. Ask D. mother