【单选题】
A <{p}><{font _mstmutation="1" _msthash="20492" _msttexthash="7673848"}>一短声<{/font}><{br/}><{/p}>
B <{p}><{font _mstmutation="1" _msthash="20493" _msttexthash="8473868"}>二长声<{/font}><{br/}><{/p}>
C <{p}><{font _mstmutation="1" _msthash="20494" _msttexthash="15381535"}>一长三短声<{/font}><{br/}><{/p}>
D <{p}><{font _mstmutation="1" _msthash="20495" _msttexthash="8461128"}>一长声<{/font}><{br/}><{/p}>
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