单项选择题
A．every day from 10:30 a.m. to 5:30 p.m. all year around B．on Sundays July and August from 10:00 a.m. to 5:30 p. m. C．every day from 10:30 a.m. to 5:30 p.m. from March 12 to October 31 D．on weekdays from November 1 to March 11 in winter
A．near B．in C．on the edge of D．far away from
A．children enjoy half of the admission charges B．old people are privileged to pay less C．adults are required to pay full charges D．children need not pay as much as adults