I. Choose the correct answer A, B, C or D to complete the sentences.

1. If the teacher were here now, we’d ask him the difference _______ “science” and “technology”.

A. among             B. of                     C. between           D. for

2. The protection of technologies and technological information has become _____for many nations.

A. the importance of a concern                     B. a concern of important

C. the importance concerning                       D. an important concern

3. The teacher _____ me that I had better devote more time to science subjects such as physics, chemistry, and biology.

A. said                  B. talked               C. spoke               D. Told

4. If you __________ something, you should patent it as quickly as possible.

A. invented                                                 B. will invent       

C. have invented                                         D. are inventing

5. Artificial Intelligence (AI) is an area of __________ concerned with making computers copy intelligent human behaviour.           

A. learning  B. study      C. lesson     D. invention