If everyone _________, how would we control air traffic? Surely, we'd all be crashing into each other. 

There is a widespread belief that the economical situation will improve.

Harry lastly appeared in the role of King Lear at the National Theatre

Unlike wood, paper, and fabric which tendency to disintegrate after being buried for many years, ceramics and glassware although easily broken, survive well in the ground.

Most country music songs are deeply personal and deal with themes of love, lonely, and separation.

New uses for plastics were found during the 1950’s and 1960’s in medicine, space, research, industrial, and architecture.

The Gray Wolf, a species reintroduced into their native habitat in Yellowstone National Park, has begun to breed naturally there.

As the numeral of older people increases, services for the elderly will soon represent one of the fastest-growing areas of employment.

Those who have never been abroad is eager to see how different the other cultures are.

My mother doesn’t care how much does the washing machine cost because she is going to buy it anyway

The extraordinary beautiful of orchids makes them the basis of a multimillion-dollar floral industry .

Each stanza of a poem has a repeatable pattern of meter and rhyme and is normally division from the following stanza by a blank line.

The bite of the Black Widow spider can be very inflammatory to the affected nerves that hospitalization may be required.

Somebody has stolen your bag, _    ?

Since rats are destructive and may carry diseases, therefore many cities try to exterminate them

Can I borrow your scissors? Mine …….not sharp enough.

A telephone, a satellite TV, a fridge and the other facilities are available in our hotel rooms.

Chicago’s Sears Tower, now the tallest building in the world, rises 1,522 feet from the ground to the top of it antenna.

“How does the human brain work?” remains one of the most profound questions confront modern Science.

Air pollution, together with littering, are causing many problems in our large, industrial cities today.

If the world's tropical forests continue to disappear at their present rate, many animal species ____________ extinct.