The delinquency rates on mortgages for office buildings,hotels,
shopping mails, and other commercial properties held by the
nation's insurance companies in recent months have increased
sharply,leading to predictions that foreclosures on these types
of loan could double over the next three years.
(A)in recent months have increased sharply,leading to predictions
that foreclosures on these types of loan could double over the
next three years
(B)have increased sharply in recent months ,leading to predictions
that foreclosures on these types of loan could double over the
next three years
(C)have increased sharply in recent months ,leading to predictions
that doubling of foreclosures on these types of loan could occur
over the next three years
(D)have increased sharply in recent months , and lead to
predictions that over the next three years doubling of foreclosures
on these types of loan could occur
(E) in recent months has increased sharply ,and this leads to
predictions that foreclosures on that types of loan in the next
three years could double
這題只對於解答上說的C選項有個疑問 doubling of ........could occur 故意複雜化表達笨拙不簡潔 我不太懂 這樣為什麼可以說複雜