A. alteration B. observe C. achievement D. specific

The Internet is one of the most important .... of our life.

A. invent B. invent C. inventing D. inventions

The Internet has .... developed nowadays.

A. increase B. increased C. increasingly D. incredible

The ..... of TV is always fast.

A. develop B. developed C. developing D. development

The ..... between this computer and the others is good.

A. Interact B. Interaction C. Interactive D. interactivity

...... TV is available now.

A. Interact B. Interaction C. Interactive D. interactively

It is cheap. It’s ....... (expensive)

A. expensive B. unexpensive C. inexpensive D. expensively

Her ......... language is Korean.

A. native B. nation C. national D. nationality

We felt .... in the show.

A. interest B. interesting C. interested D. interestingly

The song is .... to me.

A. interest B. interesting C. interested D. interestingly