阅读理解WelcometothezooOpeningtime:

阅读理解Wele to the zoo
Opening time:                                          Price:
From Monday to Friday                            Adults: ￥20
8:30 a.m.-5:30 p. m.                               Children: ￥10
On Saturday＆ Sunday
8:30a.m.-6:00 p.m.
Location: Chongqing Street, Laoshan District(区), Qingdao City1.The zoo opens        a week.A.two daysB.five daysC.six daysD.seven days2.On Tuesday，the zoo closes at     .A.5:30 p.m.B.6:00 p.m.C.6:30 a.m.D.8:30 a.m.3.On Wednesday，the zoo is open for      .A.8 hoursB.8.5 hoursC.9 hoursD.9.5 hours4.The zoo is in the city of        .A.QingdaoB.ShandongC.LaoshanD.Chongqing5.Beibei is 11 years old, and this Sunday she wants to visit the zoo with her parents. How much should they pay for the tickets?A.￥20.B.￥30.C.￥40.D.￥50.