16. They turned off the air conditioning __________ their catching a cold.
(A) for fear that
(B) for fear to
(C) fear to
(D) for fear of
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統計: A(62), B(59), C(4), D(343), E(0) #2363055
統計: A(62), B(59), C(4), D(343), E(0) #2363055