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Dolphins lack vocal cords, nevertheless creating sounds: a complicated system of whistles, Squeaks, moans, trills, and clicks are produced by sphincter muscles inside the blowhole. A: nevertheless creating sounds: a complicated system of whistles, squeaks, moans, trills, and clicks are produced by B: nevertheless creating sounds: they produce a complicated system of whistles, squeaks, moans, trills, and clicks with C: but they do create sounds, producing a complicated system of whistles, squeaks, moans, trills, and clicks with D: but they do create sounds, a complicated system of whistles, squeaks, moans, trills, and clicks being produced E: but nevertheless creating sounds: a complicated system of whistles, squeaks, moans, trills, and clicks produced by
我觉得根据题目,是muscles produce a complicated system 的,并不是dolphins produce的,所以这样就变成B,C肯定都去掉了
可大家争议的就在B,C。。。居然被我都去掉了。。。
求NN告诉我是怎么回事。。。难道不应该考察动作发出的主语是谁么???
GWD31-39 From 1965 on, the region’s standard of living has soared, but also unemployment and prices,
C. but so have E. but so did
唯一的疑问,C不需要补出变成but so have done...么? have done不是应该要省略一起省,要补出一起补的么?就像本题:
According to public health officials, in 1998 Massachusetts became the first state in which more babies were born to women over the age of thirty than under it.
A.than B.than born B就是错的,要补就应该were born一起补。
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