19. The crew must take a rest because they _______ from a long trip.
(A) have just been returning (B) have just been returned
(C) just return (D) have just returned
23. Physical therapists use their professional knowledge to assist you _______ supportive devices like a
crutch or cane.
(A) and use (B) to use (C) use (D) in using
25. Figures _______ last year show that the number of online retailers has increased by 15.4% during the
post-pandemic period.
(A) were published (B) that published (C) published (D) publishing
26. If you would like to get a refund for a _______ product, you have to bring in the product and its receipt.
(A) affected (B) fault (C) defected (D) flawed