其实我觉得省不省都是正确的。to do A, to do B, and to do C,to do A, do B and do C.像这种三个平行的,要么后面两个都省,要么都要补出 例子里的to,关键看选项怎么给,选项给不给出t第二个to都是正确的,这里就只能通过看其他方面的错误来排除了 -- by 会员 may24 (2011/10/30 1:52:50)
en...你说的我同意呢 我也觉得要不就都不省,补出。要不就全部省。。 我的个人感觉是这样的,今天验证了下,觉得按这一原则,做题对了。下面这道例题就是后面的全部省了介词了呢。。。 3. GWD30-Q3:
Like ants, termites have an elaborate social structure in which a few individuals reproduce and the rest are serving the colony by tending juveniles, gathering food, building the nest, or they battle intruders.
A.are serving the colony by tending juveniles, gathering food, building the nest, or they battle
B.are serving the colony in that they tend juveniles, gather food, build the nest, or battle
C.serve the colony, tending juveniles, gathering food, building the nest, or by battling
D.serve the colony by tending juveniles, gathering food, by building the nest, or by battling
E.serve the colony by tending juveniles, gathering food, building the nest, or battling
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