Sentence Correction
试题详情
题目：
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 .选项:
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
答案:
C
