摘要： (听1a.标出升降调.练习语音语调.) T: Listen to 1a and mark the intonation.
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听号码，标出你所听号码的序号。
( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( )
1._____ 2._____ 3._____ 4._____ 5._____
6._____ 7._____ 8._____ 9._____ 10._____
听字母，标出你所听字母的序号。
( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( )
1._____ 2._____ 3._____ 4._____ 5._____
6._____ 7._____ 8._____ 9._____ 10._____
