If I ____ the flu, I would have joined you for the trip. 

Australian koalas are furry, gray animal that live in trees and feed on leaves.

Students in the United States often support themselves by babysitting, working in restaurants, or they drive taxi cabs.

The Texas Panhandle region, in the Northwestern part of the state, produces more wheat, cotton , and grain sorghum than any of other area of Texas.

All of the mammals, dolphins are undoubtedly among the friendly to human.

Rice is most important plant in Viet Nam

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

The world’s rain forests are being cut down at the rate on 3000 acres per hour

To receive a degree from an American university, one must take many courses beside those in one’s major field.

The product you bought at the lower price is more interior than the one that we sell at a slightly higher price.

A majority students in this university are from overseas.

No one is in this room now, _    ? 

Petroleum is composed of a complex mix of Hydrogen and Carbon.

Many exercises such as calisthenics, running, or to swim involve producing muscle tension through a range of movements that are called isotonics.

The residence of Greenville, Texas hold an annual Cotton Jubilee to remember the crop that caused their city to prosper

As you come to each town, however small, you will see a sign which states the name of the town and how many inhabitants does it have

I think he will come here, _    ?

Choose the correct answer to complete the sentence. "This process of cutting down trees is ______ ‘deforestation'"

He never goes home before he will finish his work.

Not one in one hundred children exposed to the disease are likely to develop symptoms of it.

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