【简答题】A(n)_________is a unit that
is of distinctive value. It is an abstract unit, a collection of distinctive
phonetic features.A. phone B. sound C. allophone D. phoneme
【简答题】在DMA方式下,设备与内储器之间进行的是()数据传输。
【简答题】下列可以成为《物权法》上的物的有( )。
【简答题】在DMA方式下,设备与内存储器之间进行的是______数据传输。
【单选题】遗传因子组成为MM的绵羊有角,遗传因子组成为mm的绵羊无角,遗传因子组成为Mm的绵羊,母羊无角公羊有角,现有一只有角母羊生了一只无角小羊,这只小羊的性别和遗传因子组成分别是 [ ]
【单选题】A(n) ____ is a unit that is of distinctive value. It is abstract unit, a collection of distinctive phonetic features.
【单选题】A(n) ______is a unit that is of distinctive value. It is an abstract unit, a collection of distinctive phonetic features.
【单选题】What is the name of Britain during the reign of the Romans?