Theconclusionfromthestudyisnotdefinite;itisjust________.
A
A 不确定的、试探性的 B 正当的、有根据的、有效的 C 技术性的、专门技术的 D 彻底的、十足的
Theothertimingsystembelongsinourinternalclocks，which，left________，wouldtiethebodytoa25-hourrhythm.
______ofasentencedependsonthecontextinwhichthesentenceisuttered.
_______forthefreeticket,Iwouldnothavegonetoseefilmsooften.
Lyingundertheskull,thehumanbraincontainsanaverageoftenbillionnervecellscalled______.