350px|right|thumb|Pitch contour of a declarative sentence in Singapore English, from Chong (2012). Here, aL and Ha mark the left and right edges of an accentual phrase, and L* is a pitch accent falling on stressed syllables. The gradual downwards movement of pitch towards the end of the sentence is represented by the boundary tone L%.
350px|right|thumb|pitch contour of a declarative sentence in singapore english from chong (2012) here al and ha mark the left and right edges of an accentual phrase and l* is a pitch accent falling on stressed syllables the gradual downwards movement of pitch towards the end of the sentence is represented by the boundary tone l%