helpmeongmat wrote:
Because of the enormous research and development expenditures required tosurvive in the electronics industry, an industry marked by rapid innovation and volatile demand, such firms tend to be very large.
(A) to survive
(B) of firms to survive
(C) for surviving
(D) for survival
(E) for firms’survival
OFFICIALEXPLANATION
Answer to Question 181
The subject of the main clause (suchfirms) presumes a prior reference to the firms in question. Furthermore,
the logical subject of to
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