As we all know, music is p___小题1:____ the most importantpart in our day-to-day lives. Some songs can ___小题2:____ (激励) us and drive us forward, while _____小题3:_____ may remind us ___小题4:__ the people whom we love. Many important occasions like those of ___小题5:____ (婚礼) or sports and games have their special music. Every nation has its n____小题6:___ anthem. With years p_____小题7:___ by, music grows and changes.Modern science has also changed music. Inventions like records, radios, movies, ___小题8:____ (电的) instrument, tapes,recorders and videos have changed the way in ___小题9:___ we play and listen to music; they have h___小题10:_____ to make music an important form of international communication.

正常情况下两侧胸膜腔

A．两侧互相通连
B．内有少量浆液
C．腔内压力与大气压力相等
D．胸膜腔最低的位置为肋纵隔隐窝
E．深吸气时，肺下缘可伸入胸膜隐窝内