Video can (1) ______ very useful. Most banks and stores (2) ______ video cameras. They protect the premises. When there (3) ______ a robbery, the police can study the video. They can often (4) ______ the robbers in this way

Videos (5) ______ very useful in education. Many schools (6) ______ them as teaching aid. You (7) ______ take university courses at home with the help of a VCR (video cassette recorder). In the future, they (8) ______ be even more important in education.

Videos are very important in the music industry. You can now (9) ______ VCDs (video compact discs) in many countries worldwide. They play music and (10) ______ video images at the same time.

Trả lời:

1 - be        2 - have        3 - is        4 - identify        5 - are

6 - use      7 - can         8 - will      9 - buy         10 - show