Read the following announcement and mark the letter A, B, C or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks from 20 to 22.

Join the School Volunteer Club!

We are looking for students to help (20)______ the local park this weekend. Our first meeting will be (21)______ Friday afternoon in the library. This is (22)______ great opportunity to make new friends and help the community. If you are interested in joining us, please register at the front desk today. Let's work together!