1. 句子副詞的特點(diǎn)
句子副詞用于修飾句子(而不是修飾某個(gè)單詞)，反映說(shuō)話人的觀點(diǎn)和看法，如 actually, certainly, clearly, definitely, evidently, fortunately, frankly, honestly, luckily, obviously, perhaps, possibly, probably, surely, undoubtedly, unexpectedly 等。
2. 句子副詞在句中的位置
句子副詞通常位于句首(或分句句首)：
Obviously he can’t tell the difference between them. 顯然他無(wú)法區(qū)別兩者的不同。
I arrived late but luckily the meeting had been delayed. 我遲到了，幸而會(huì)議推遲了。
但有些句子副詞也可以出現(xiàn)在句中：
He smiled nastily. He evidently knew something I didn’t. 他發(fā)出獰笑，他顯然知道一些我所不知道的事。
3. 句子副詞與其他副詞的用法比較
有的句子副詞也可用作其他種類的副詞，不過(guò)這往往會(huì)導(dǎo)致位置和語(yǔ)義的變化：
Clearly he didn’t say so. 顯然他沒有這樣說(shuō)。(句子副詞)
He didn’t say so clearly. 他說(shuō)得沒有那么清楚。(方式副詞)
Frankly, you are wrong. 說(shuō)實(shí)在的，你錯(cuò)了。(句子副詞)
He spoke frankly about his past life. 他坦率地談了他過(guò)去的生活。(方式副詞
句子副詞用于修飾句子(而不是修飾某個(gè)單詞)，反映說(shuō)話人的觀點(diǎn)和看法，如 actually, certainly, clearly, definitely, evidently, fortunately, frankly, honestly, luckily, obviously, perhaps, possibly, probably, surely, undoubtedly, unexpectedly 等。
2. 句子副詞在句中的位置
句子副詞通常位于句首(或分句句首)：
Obviously he can’t tell the difference between them. 顯然他無(wú)法區(qū)別兩者的不同。
I arrived late but luckily the meeting had been delayed. 我遲到了，幸而會(huì)議推遲了。
但有些句子副詞也可以出現(xiàn)在句中：
He smiled nastily. He evidently knew something I didn’t. 他發(fā)出獰笑，他顯然知道一些我所不知道的事。
3. 句子副詞與其他副詞的用法比較
有的句子副詞也可用作其他種類的副詞，不過(guò)這往往會(huì)導(dǎo)致位置和語(yǔ)義的變化：
Clearly he didn’t say so. 顯然他沒有這樣說(shuō)。(句子副詞)
He didn’t say so clearly. 他說(shuō)得沒有那么清楚。(方式副詞)
Frankly, you are wrong. 說(shuō)實(shí)在的，你錯(cuò)了。(句子副詞)
He spoke frankly about his past life. 他坦率地談了他過(guò)去的生活。(方式副詞