英语语法入门：可能性状语

英语自学网

Adverbials of probability可能性状语
        We use adverbials of probability to show how certain we are about something. The most frequent adverbials of probability are:我们用可能性状语表示我们队对某件事的确定程度。最常用的可能性状语有：
        certainly - definitely - maybe - possibly
        clearly - obviously - perhaps - probably
        maybe and perhaps usually come at the beginning of the clause:maybe 和perhaps 通常在句首出现：
        Perhaps the weather will be fine.
        Maybe it won’t rain.
        Other adverbs of possibility usually come in front of the main verb:其他可能性副词经常出现在主要动词的前面：
        He is certainly coming to the party.
        Will they definitely be there?
        We will possibly come to England next year.
        but in after am, is, are, was, were:但是可能性状语要在be动词后面:
        They are definitely at home.
        She was obviously very surprised.