The sound clicks differ from the squels in tht______.theyre different in speeds of sThe so

The sound clicks differ from the squeals in that______.

A．they are different in speeds of spreading

B．they are different in wave length

C．they are different in tones

D．they are different in volumes

The sounds we call words can be called a language only if ______.

A．each sound has a different meaning

B．each sound is different from the other

C．there is a system of writing

D．they have a structure or grammar

The sounds we call words can be called a language only if ______.

A．each sound has a different meaning

B．each sound is different from the other

C．there is a system of writing

D．they have a structure or grammar

A．can be used to reduce background noise in old recordings

B．record the original sound as a continuous waveform

C．distort the original sound somewhat

D．can avoid introducing extraneous and nonmusical sounds

E．can reconstruct the original waveform. with little loss inquality

A．so also do they

B．so they also do

C．also so do they

D．so do they also

A．so also do they

B．so they also do

C．also so do they

D．so do they also

In some ways these schools are (differ) ______ from Chinese middle schools.

A．so also do they

B．so they also do

C．also so do they

D．so do they also

Men differ from animals________they can think and speak.

A、in that

B、but

C、and

D、so