题目:The particular design of muscles and bones in the neck and limbs of the turtle allow that it can draw in its exposed parts such that an attacker can find nothing but hard shell to bite.
垂钓猫 发表于 2017-10-26 01:06
D的主要问题在于it,在that从句中,it想要指代的是turtle,但是实际指代的是句子的主语design,因为turtle ...
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