看这张广告，根据其内容选择最佳答案。
Wele to the zoo Opening Fees(费用)
Monday to Friday Adults(成人) $8.00
10:00 a. m. ~6:00 p. m. 15 ~ 18 $6.00
Saturday to Sunday 8 ~ 14 $3.00
8:00 a. m. ~ 8:00 p. m. under 8 free(免费)
Keep the zoo clean!
Don’t touch(触摸)，give food or go near the animals.
【小题1】On Sunday, the zoo opens at .A．10:00 in the morningB．8:00 in the morningC．6:00 in the afternoonD．8:00 in the afternoon【小题2】The zoo opens days a week.A．twoB．fiveC．sixD．seven【小题3】If you are 13 years old. You want to go to the zoo, they should pay .A．$3B．$6 C．$8 D．$11【小题4】What can we do in the zoo?A． To give some bananas to the monkeys. B．To touch the dogs on the neck.C． To take some nice photos.D．To throw（扔）the banana skins（皮 ）.【小题5】The zoo closes(关) at on Wednesday.A．10:00 a. m.B．6:00 p. m.C．8:00 a. m.D．8:00. p. m.B
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(答案→)B
解析：
【小题1】细节理解题，根据文中语句“Saturday to Sunday 8:00 a. m. ~ 8:00 p. m.”理解可知。
【小题2】理解归纳题，根据文中语句理解可知。
【小题3】细节理解题，根据文中语句“15 ~ 18 $6.00”理解可知。
【小题4】细节理解题，根据文中语句“Don’t touch(触摸)，give food or go near the animals.”理解可知。
【小题5】细节理解题，根据文中语句“Monday to Friday 10:00 a. m. ~6:00 p. m. ”理解可知。