第 一节(共15小题；每小题2分，满分30分)
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，并 在答题卡上将该项涂黑。
A
Explorers Camp
· Full day camp for kids aged 5-13.
· Monday-Friday,July 8-26,9am-4pm.
Week 1|July 8-12
Week 2|July 15-19
Week 3|July 22-26
· Register for a single week or multiple weeks.
· Fees:$365 per week.
·The last day to cancel registration and receive a full refund (退款) is June 15.
Camp Structure
The day is divided into two thematic sessions per age group. Campers have a three-hour morning class engaging with a morning theme (9am to 12 noon) and a one-hour lunch break,followed by another three-hour class engaging with an afternoon theme(1pm to 4pm). Snack periods are held throughout the day. All campers should bring their own bagged lunch and snacks.
Camp Content
Explorers Camp organizes engaging arts, history and science-related activities in every class, and focuses on a range of topics that emphasize active learning, exploration and, most of all, fun! All camp sessions are created with age-appropriate activities that are tailored to the multiple ways that kids learn.
Camp Staff
Campers enjoy a staff-to-child ratio ranging from 1:4 to 1:7 depending on the age group. Instructors are passionate educators who are experts in their fields and have undergone training and a background check.
21.On which of the following dates can you cancel your registration with a full refund?
A.June 12. B.June 22. C. July 19. D.July 26.
22. How are campers divided into different groups?
A.By gender. B.By nationality.. C. By interest. D. By age.
23.How many hours of class will you have altogether if you register for a single week?
A.15. B.21. C. 30. D.42.