阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项。
A
Ever wondered about the inner workings of the Two Oceans Aquarium (水族馆)? Perhaps you have questions about how our life support systems work, or how and what the animals in our care are fed? Join a guided Behind-the-Scenes Tour of the Aquarium and find out!
Meet some of our staff as they carry out their duties; feeding, cleaning and monitoring are all in a day’s work for them. See the animals and exhibits from a completely different point of view, all while our experts share fascinating information about how we make the aquarium magic happen.
● Behind-the-Scenes Tour details:
Guided tours take place at 10:00 and 13:00 daily and last up to 75 minutes. Please arrive 15 minutes early to complete an indemnity form (保证表).
Your Behind-the-Scenes Tour booking includes general access to public areas of the aquarium for the day.
A maximum of 8 persons can join a tour.
Price:
·R620 per adult (aged 18+)
·R495 per child (aged 8-17)
The Behind-the-Scenes tour is not suitable for children under the age of 8.
Tours must be booked at least 24 hours in advance, subject to availability.
● How to book a Behind-the-Scenes Tour:
Book your Behind-the-Scenes Tour on the official website.
Alternatively, email [email protected] or call us on +27 (0)21 418 3823 to book your Behind-the-Scenes Tour, or book in person at our Visitor Centre.
Remember—aquarium entry is included for all participants in a Behind-the-Scenes Tour. Anyone accompanying you, but not participating in the tour, will need to book a day ticket to enter.
● Terms and conditions:
Please wear your face mask, comfortable clothes and soft-soled (软底的) shoes appropriate for the beach (no high heels).
Payment is required at least 24 hours prior to secure your booking.
Report to the Visitor Centre at 09:45 for the 10:00 tour or 12:45 for the 13:00 tour to complete your indemnity forms.
Failure to arrive for your tour will result in cancellation and you will be liable (负有偿付责任的) for the full fee.
21. What can you do during the tour?
A. Help clean the aquarium.
B. Feed and care for animals.
C. Learn about how the aquarium works.
D. Learn how to do aquarium magic tricks.
22. There are ______ ways to book your Behind-the-Scenes Tour except through email.
A. four B. three C. two D. one
23. Which of the following is NOT TRUE according to the passage?
A. If visitors fail to arrive for the tour, they can’t demand a refund.
B. Children of all ages are suitable for the Behind-the-Scenes tour.
C. The price of the tickets for two adults and a 10-year-old kid is R1,735.
D. For those who have booked the 13:00 tour, they need to report to the Visitor Centre at 12:45.
