【单选题】听力原文: 'High tech' and 'state of the art' are two expressions that describe very modern technology. (29)High tech is just a shorter way of saying high technology. And high technology describes any inve...
A.
To tell what 'high tech' and 'state of the art' are.
B.
To tell how 'high tech' and 'state of the art' have developed.
【单选题】听力原文: 'High tech' and 'state of the art' are two expressions that describe very modern technology. (29)High tech is just a shorter way of saying high technology. And high technology describes any inve...
A.
To tell what 'high tech' and 'state of the art' are.
B.
To tell how 'high tech' and 'state of the art' have developed.