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. [url=]A. allow[/url] that it can draw in its exposed parts such that B. allow it to draw in its exposed parts, and so [url=]C. allows for it[/url] to draw in its exposed parts and that [url=]D. allows that [/url] it can draw in its exposed parts, and so E. allows it to draw in its exposed parts, so that
求解D选项中的so that 为什么不对呢?
谢谢!~~~
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