1） 大部分形容詞加-ly可構(gòu)成副詞。但 friendly，deadly，lovely，lonely，likely，lively，ugly，brotherly，仍為形容詞。
改錯：(錯） She sang lovely.
（錯） He spoke to me very friendly.
（對） Her singing was lovely.
（對） He spoke to me in a very friendly way.
2）有些以-ly 結(jié)尾既為形容詞，也為副詞。
daily，weekly，monthly，yearly，early
The Times is a daily paper.
The Times is published daily.
