It is going to rain. I must buy . . . . . . . . umbrella quickly.

I'm studying . . . . . . . . Economics this year.

Time spent on temporary happiness like movie or outing or weekend on . . . . . . . . beach is all synthetic.

She worked as . . . . . . . . waitress.

Suzy got . . . . . . . . part-time job in . . . . . . . . Italian restaurant.

Iron is . . . . . . . . useful metal.

. . . . . . . . brave always rule over the earth.

Who are . . . . . . . . people in this photograph?

A demonstration is an act of showing by giving proof or . . . . . . . . evidence.