38 A Canadian cargo ship carrying 3,000 brand new cars sank soon after departure. An investigation was
immediately _______ by the Canadian authorities into the cause of the accident.
(A)delivered (B)launched (C)promoted (D)regressed
42 Tommy had trouble_______ in when he transferred to our school, but two months later he became very sociable
and popular.
(A)fitting (B) messing (C)popping (D)taking
46 Onions, cinnamon, and garlic are believed to improve________ by helping arteries and veins widen and blood
flow increase.
(A) circulation (B) determination (C) harmony (D) extension