阅读理解 Li Ping is a Young Pioneer (少先队员). He goes to the wildlife park (野生动物园). When he waits for a bus at the bus stop, he finds a watch on the road (马路). He asks some people, 'Whose watch is it?' But the watch isn't theirs. So he gives it to the policeman. Li Ping gets on the bus. There are many people in it. Li Ping sits near the door. An old man gets on the bus, too. He has no seat (座位).So Li Ping stands up and says: 'Here is a seat for you. Grandpa, please sit here.' 根据短文，正确的写T，错误的写F。 (     )1. Li Ping finds a watch on the road and gives it to an old man. (     )2. Li Ping goes to the wildlife park by bus. (     )3. There're many people in the bus. (     )4. Li Ping takes the old man's seat.