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【简答题】
A．直接致癌物 B．前致癌物 C．非致癌物 D．有机致癌物 E．无机致癌物 烟草属于 A． B． C． D． E．
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皮皮学刷刷变学霸
举一反三
【单选题】The study of sounds is divided into three main areas, each dealing with one part of the process. _____ is concerned with the perception of speech sounds.
A.
Articulatory phonetics
B.
Auditory phonetics
C.
Phonological phonetics
D.
Acoustic phonetics
【简答题】炭疽芽胞杆菌主要的致病物质是 _____ 和 _____ 。
【单选题】The study of sounds is divided into three main areas, each dealing with one part of the process. ______ is concerned with the perception of speech sounds.
A.
Acoustic phonetics
B.
Auditory phonetics
C.
Articulatory phonetics
D.
Phonological process
【简答题】The study of sounds used in liguistic communication is p .
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