19. The growing demand for housing, traffic congestion,
and longer commuting trips has all but eliminated
the cost advantage of owning a house in many rural
communities.
(A) The growing demand for housing, traffic
congestion, and longer commuting trips has
(B) Traffic congestion, the growing demand for
housing, and longer commuting trips has
(C) Longer commuting trips, traffic congestion, and
the growing demand for housing has
(D) Traffic congestion, longer commuting trips, and
the growing demand for housing have
(E) The growing demand for housing, as well as
traffic congestion and longer commuting
trips, have
key是D,可是为什么不能选E。
E要用has吧
且E有歧义
the demand for【 A,as well as B and C】，但其实是【demand for A】 B C应该并列
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