G．estures, a body language of human beings, _________widely from culture to culture.

A． change

B． vary

C． differ

D． alternate

Language is a city， to the building of  _______________ every human being brough

[单选题]What feature of “body language”mentioned in the passage is common to both humans and animals?A．Lifting beads when sad.B．Keeping long faces when angry.C．Bristling hair when ready to attack.D．Bowing heads when willing to obey.

[单选题]Unlike animal communication systems, human language is__________.A.stimulus

[单选题]Which of the following is not a design feature of human language?A.Arbitrar

In a human, there are three organs that mostly take care of _, or ridding the bo

Usually, our body language acts () further emphasize our wordsA. andB. shouldC.

Usually, our body language acts ( ) further emphasize our wordsA. shouldB. a

Usually, our body language acts () further emphasize our wordsA. toB. andC. anot

[单选题]Chomsky and others claimed that every normal human being was born with a(n)

The goal of this ambitious research endeavor is to identify every gene found in