_______ weekends, he never goes swimming

Question 11: _______ weekends, he never goes swimming. *

A. of
B. at
C. in
D. under
Question 12: What do you usually do ________ summer? *

A. next
B. at
C. on
D. in
Question 13: Peter, Tom and Rose play cards in __________ free time. *

A. our
B. her
C. his
D. their
Question 14: We often go to the _________ to read books. *

A. library
B. bank
C. stadium
D. cafeteria
Question 15: My father and I often ______ fishing in autumn. *

A. goes
B. go
C. going
D. to go