The basic unit in the study of morphology is ______.
A、theinternalstructureB
正如音位是音系学研究中的基本单位一样，词素是形态学研究中的基本单位。
―________finedayitistoday!
Theothertimingsystembelongsinourinternalclocks，which，left________，wouldtiethebodytoa25-hourrhythm.
Theengineer______myfatherworksisabout50yearsold.
Thethieftookawaythewoman’swalletwithout________.
Itwasasmallplacethencomparedto_______itisnow.
