Question

英语中Should的用法

在下面这个句子中，should起什么作用？在此处是否是句型的变化版？
最好可以给出参考书目或网页。谢谢。
I watched him looking intently in the direction where the man-eater was still demonstrating, his 12-bore gun ready for instant action should the animal charge.

Answer 1

对现在的虚拟

Answer 2

英语中的虚拟状态

Answer 3

张老师带你认识不一样的shall和should.

Answer 4

真没想到总统会亲自过来。
should在这里的意思是竟然。