小题1:Jack wants to go to the zoo early next Thursday．The zoo will open at__________． A．9：00 a．m． B．10：00 a．m． C．4：00 p．m． D．5：00 p．m． 小题2:If visitors cannot see the animals, the animals may be______． A．playing B．eating C．acting D．sleeping 小题3:Jack is eight years old．He goes to the zoo with his 58-year-old grandfather．How much should they pay for visiting the zoo? A．$18． B．$22． C．$28． D．$32． 小题4:What should we do in order not to frighten the animals? A．We should ride bikes． B．We should keep quiet． C．Ｗe should feed the animals． D．We should keep the zoo clean．