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题库 / Prep2007E1-SC-20
The hognose snake puts on an impressive bluff, hissing and rearing back, broadens the flesh behind its head the way a cobra does, feigning repeated strikes, but, having no dangerous fangs and no venom, eventually, if its pursuer is not cowed by the performance, will fall over and play dead.
broadens the flesh behind its head the way a cobra does, feigning repeated strikes, but, having no dangerous fangs and no venom,
broadens the flesh behind its head the way a cobra does and feigns repeated strikes, but with no dangerous fangs and no venom,
broadening the flesh behind its head the way a cobra does and feigning repeated strikes, but it has no dangerous fangs and no venom, and
broadening the flesh behind its head the way a cobra does and feigns repeated strikes, but with no dangerous fangs and no venom, and
broadening the flesh behind its head the way a cobra does, feigning repeated strikes, but with no dangerous fangs and no venom, and
C的and feigning前面为什么没有逗号呢，看了半天，因为没逗号把C排除了
英语里的逗号非常灵活的，除了插入语要前后加逗号，以及在某些特定情况下用逗号区分动词做状语还是定语，一般加不加逗号没法作为排除依据。比如：I like running, and/but she likes swimming.这个逗号加也可以，不加也可以。
我之前专门研究过这个问题，看到你也在考虑这个点，回复一下。
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