下面句子中,should在句首是什么用法?是虚拟语气?如果是虚拟语气的用法还请高手们详细解释一下.Should the obser_英语解答

下面句子中,should在句首是什么用法?是虚拟语气?如果是虚拟语气的用法还请高手们详细解释一下.
Should the observations or predictions turn out to be as expected,the scientist has added confidence in the probable truth of his hypothesis

人气：449 ℃　时间：2020-02-04 04:13:06

解答

是的.＝If the observations or predictions should turn out to be as expected,那这里if省略了，should也前置了呀。能详细说说虚拟语气的用法吗？这是很正常的倒装用法，语法书上有的。