39. Computers and other office equipment, which are being used more and more by businesses, either can be purchased or leased.
(A)are
(B)being used
(C)more and more
(D)either can be
(E)leased
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統計: A(0), B(16), C(2), D(13), E(3) #1021260
統計: A(0), B(16), C(2), D(13), E(3) #1021260