124. Found throughout Central and South America, sloths hang from trees by long rubbery limbs and sleep 15 hours a day, moving infrequently enough that two species of algae grow on its coat and between its toes. (A) sloths hang from trees by long rubbery limbs and sleep 15 hours a day, moving infrequently enough (B) sloths hang from trees by long rubbery limbs, they sleep 15 hours a day, and with such infrequent movements (C) sloths use their long rubbery limbs to hang from trees, sleep 15 hours a day, and move so infrequently (D) the sloth hangs from trees by its long rubbery limbs, sleeping 15 hours a day and moving so infrequently (E) the sloth hangs from trees by its long rubbery limbs, sleeps 15 hours a day, and it moves infrequently enough
og的解释中,对C:this structure says that sloths use their long rubbery limbs to … sleep,那么为什么sleep 和move不是跟use平行,而是和hang平行呢?望大家抽时间指教!先行谢过~