
21.What must visitors remember when planning to visit the Botanical Garden?
A.It has a history of over 135 years.
B.It is the largest in the world.
C.It is closed on rainy days.
D.It is not open every day
22.Which of the following is allowed by NYBG?
A.Taking a guide dog.
B.Entering before 10 am.
C.Staying in NYBG at night.
D.A member without a ticket.