GWD-3-Q39

幸运E枪兵

Minivans carry as many as seven passengers and, compared with most sport utility vehicles, cost less, get better gas mileage, allow passengers to get in and out more easily, and have a smoother ride.
A.    Minivans carry as many as seven passengers and, compared with most sport utility vehicles, cost less,
B.    Minivans, which carry as many as seven passengers, compared with most sport utility vehicles, they cost less,
C.    Minivans carry as many as seven passengers, in comparison with most sport utility vehicles, and have a lower cost, they
D.    Minivans, carrying as many as seven passengers, compared with most sport utility vehicles, cost less,  
E.    Minivans, which carry as many as seven passengers, compared with most sport utility vehicles the cost is lower, and they
答案选a，说carry和compare平行。那为什么逗号却在and后面呀？

teddybearj4

LZ你理解错了吧~carry是和cost, get, allow, and have这一串平行的，所以中间有个and。
compared with短语是修modifies句子主语minivans。如果and后面没有comma的话，这个compared with就修饰不到minivans了。