●Computers will become more advanced and they will also become easier to use.
Improved speed recognition will make the operation of a computer easier.Virtual reality（虚拟现实），the technology of__(71)__ with a computer using all of the human senses，will also contribute to better human and computer__(72)__.Other，exotic（奇异的）models of computation are being developed，including biological computing that uses living organisms，molecular computing that uses molecules with particular__(73)__，and computing that uses DNA，the basic unit of heredity（遗传），to store data and carry out operations.These are examples of possible future computational platforms that，so far，are limited in abilities or are strictly__(74)__.Scientists investigate them because of the physical limitations of miniaturizing circuits embedded in silicon.There are also__(75)__ related to heat generated by even the tiniest of transistors.
（71）A．interact
B．interacting
C．communicate
D．using
（72）A．interfaces
B．behavior
C．similarities
D．comparison
（73）A．software
B．properties
C．programs
D．hardware
（74）A．empirical
B．real
C．practical
D．theoretical
（75）A．developments
B．advantages
C．limitations
D．improvements