File list (Check if you may need any files):
armcodedemo\demo
...........\demo.pro
...........\demo.pro.user
...........\demo.pro.user.1.3
...........\dialog.cpp
...........\dialog.h
...........\dialog.ui
...........\images\1.png
...........\......\2.png
...........\......\3.png
...........\......\bb.png
...........\......\englishback.jpg
...........\......\fast_foreward.png
...........\......\hh.png
...........\......\jj.png
...........\......\leftarrow.png
...........\......\left_arrow.png
...........\......\lrc.png
...........\......\music.png
...........\......\nn.png
...........\......\pause.png
...........\......\play.png
...........\......\playlist.png
...........\......\redo.png
...........\......\rewind.png
...........\......\rightarrow.png
...........\......\right_arrow.png
...........\......\skip_backward.png
...........\......\skip_foreward.png
...........\......\stop.png
...........\......\stream_audio.png
...........\......\undo.png
...........\......\xx.png
...........\......\yy.png
...........\.nclude\audio_assessment.h
...........\.......\audio_learning.h
...........\.......\audio_player.h
...........\.......\audio_read.h
...........\.......\audio_speed.h
...........\.......\cartoondialog.h
...........\.......\cartoonselection.h
...........\.......\cartoon_role.h
...........\.......\cartoon_selection.h
...........\.......\cartoon_selection_new.h
...........\.......\Display.h
...........\.......\fader.h
...........\.......\last_sentence.h
...........\.......\lesson_selection.h
...........\.......\maindialog.h
...........\.......\mainwidget.h
...........\.......\mannerdialog.h
...........\.......\sentencedialog.h
...........\.......\sentence_item.h
...........\.......\sentence_selection.h
...........\.......\testd.h
...........\.......\text_assessment.h
...........\.......\text_learning.h
...........\.......\word_translation.h
...........\.......\write_sentence.h
...........\mp3\NCE4001.lrc
...........\...\NCE4001.mp3
...........\qrc_studyenglish.cpp
...........\.ss\coffee.qss
...........\...\coffee.qss.bak
...........\...\default.qss
...........\...\pagefold.qss
...........\...\复件 coffee.qss
...........\release\demo.exe
...........\src\audio_assessment.cpp
...........\...\audio_learning.cpp
...........\...\audio_player.cpp
...........\...\audio_player.cpp_bak
...........\...\audio_read.cpp
...........\...\audio_speed.cpp
...........\...\cartoondialog.cpp
...........\...\cartoonselection.cpp
...........\...\cartoon_role.cpp
...........\...\cartoon_selection.cpp
...........\...\cartoon_selection_new.cpp
...........\...\Display.cpp
...........\...\Display.h
...........\...\fader.cpp
...........\...\last_sentence.cpp
...........\...\lesson_selection.cpp
...........\...\main.cpp
...........\...\main.cpp~
...........\...\maindialog.cpp
...........\...\mainwidget.cpp
...........\...\mannerdialog.cpp
...........\...\sentencedialog.cpp
...........\...\sentence_item.cpp
...........\...\sentence_selection.cpp
...........\...\testd.cpp
...........\...\text_assessment.cpp
...........\...\text_learning.cpp
...........\...\word_translation.cpp
...........\...\write_sentence.cpp
...........\studyenglish.qrc
...........\studyenglish_zh.qm
...........\studyenglish_zh.ts