THESE ARE PICTURES OF ACROBATS ... FROM TRAPEZE TO TRAPEZE.A. FLIE...

20. - 3500 CAU TRAC NGHIEM ON TAP AV THCS

3500 CAU TRAC NGHIEM ON TAP AV THCS

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20. These are pictures of acrobats ... from trapeze to trapeze.

a. flied

b. are plying

c. ply

d. flying

-> d