Archaeologists in Egypt have excavated a 5,000-year-old wooden hull that is the earliest surviving
example of a "built" boat--in other words, a boat constructed out of planks fitted together--and that
thus represents a major advance, in terms of boat-building technology, over the dugout logs and
reed vessels of more ancient vintage.
(A) together--and that thus represents
(B) together--and this has represented
(C) together, and it represents
(D) together that was representing
(E) together to represent
问下破折号有没有要完整这个要求 就像AB ~ 这个问题可能有点弱智。。但是 确实 做的 很快。。
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