Numerous types of cells, such as skin cells and white blood cells, have the power reproduce asexually

First raise your right hand, and then , you should repeat after me.

Rice, which it still forms the staple diet of much of the world’s population, grows best in hot , wet land.

California has more land under irrigation than any another state.

Before bridges were built, all transport across major rivers in the area were by ferryboat.

The bold way in which Margaret Mead defined the terms “family” – based as much on choice as on biological relationship – is possibly the most enduring of her legacies

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

At the Hermitage, Andrew Jackson’s home in Tennessee, even his glasses have been left exactly where he lay them.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

If you want to join the History Society, you must first_________ this application form.

Humus is formed during soil microorganisms decompose animal and plant material into usable elements by plants

The vase has the same design, but it is different shaped from that one.

Nancy said that she went to the supermarket before coming home.

Life expectancy has increased a great deal in spite of modern medicine and technology.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

The boy fell into the river and was_________ along the fast current.

I had a few problems, but Rob gave me some good advices

Consequently the kit fox is an endangered species, wildlife experts in the California desert are using carious methods to protect it.

I work in a large office with about thirty other people, most of whom I know quite well enough.

When eggs of some species of insects hatch, the newly born insects look almost like its adult counterparts.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

When the police came, they _________.

Some of the stiffest competitions the jackals face on the plains of Africa comes from vultures

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