【简答题】A.Sometimes they are unreliable. B.Obviously they have made a mistake. C.On the whole they can be trusted. D.Generally speaking, they are very helpful.
【单选题】Ever since humans have lived on the earth, they have made use of various forms of communication. Generally, this expression of thoughts and feelings has been in the form. of oral speech. When there is...
A.
When language is a barrier, people will find other forms of communication.
B.
Everybody uses only one form. of communication.
C.
Nonlinguistic language is invaluable to foreigners.
D.
Although other forms, apart from language, of communication exist, they are of little value.