Grammar Booster part 6 test 2

When wood, natural gas, oil, or any other fuel bums, . .. . .. .. . .. .. . . .. . . . with oxygen in the air to produce heat.

One of the earliest plants domesticated in the Western Hemisphere, manioc was introducing to Europe by Spaniards returning from the New World.

Deserts are arid land areas where …………………… through evaporation than is gained through precipitation.

Besides the ages of nine and fifteen, almost all young people undergo a rapid series of physiological changes.

When goshawk chicks are young, …………………. parents share in the hunting duties and in guarding the nest.

The frequency of meteors in the Earth’s atmosphere increases when the Earth passes through a swarm of particle generated by the breakup of a comet.

Not only ………………….. among the largest animals that ever lived, but they are also among the most intelligent.

Ponds are noted for their rich and varied types of plant and animal life, all maintain in a delicate ecological balance.

Fish are the most ancient form of vertebrate life, and …………………… all other vertebrates.

In the 1920′ s cinema became an important art form and one of the ten largest industry in the United States.

…………………. 350 species of sharks, and although they are all carnivorous, only a few species will attack people.

To improvise effectively, a musician must thorough understand the conventions of a given musical style.

The dandelion plant has a straight, smoothly, and hollow stem that contains a white, milky juice.

During the Jurassic period plant life was abundance, providing herbivores in particular with a plentiful supply of food.

After quartz, calcite is the …………………….. in the crust of the Earth.

Of the much factors that contributed to the growth of international tourism in the 1950’s, one of the most important was the advent of jet travel in 1958.

Some maple trees are raised for their sap, which has a high sugar content for yields sugar and syrup.

Regarded as the world’s foremost linguistic theorist, Noam Chomsky continues ………………… new theories about language and language learning.

The Canadian province of Alberta it is believed  to have some of the richest oil deposits in the world.

Long before boats became important in recreation, they were valuable to people for many essential tasks, included transportation and fishing.

…………………. any area receives more water than the ground can absorb, the excess water flows to the lowest level, carrying loose material.

Elizabeth Bishop’s poems are frequently long and carefully constructed, uses  elaborate rhyme or half-rhymes.

Asteroids may be fragments of a planet shattered  long ago or from material the nuclei of old comets.

In 1935 seismologist Charles F. Richter devised ……………………….. for rating the strength of earthquakes.

California has more land under irrigation than any another state.

The first Native Americans to occupy  what is now the southwestern United States were the Big-Game Hunters, which appeared about 10,000 B.C.

After the Second World War the woman wage earner . . . . . . . . . . . . . . . . . . . . a standard part of middle-class life in the United States.

Thomas Moran’s magnificent, colorful paintings onto Wyoming landscapes captured the spirit of the western wilderness in the late nineteenth century.

Some hangars, buildings used to hold large aircraft, are very tall that rain occasionally falls from clouds that form along the ceilings.

Celluloid and plastics have largely replaced genuine ivory in the manufacture ………………. buttons, billiard balls, and piano keys.

Emily Dickinson, among the greatest women poets in the English language, died with all of hers poems unpublished,except for seven that appeared in publications of limited circulation.

Most sand dunes are always in motion as wind pushes sand upward one side of each dune, over the top, and down the other side.

One of the tenets of New Criticism is that a critic need not tell readers ……………….. about a story.

Protecting Florida’s coral reefs is difficult because some of the corals are very fragile: even the touch of a diver’s hand can kill it.

Farms of maize, bean, and tobacco, the Wendat, Native American tribes that inhabited present-day Michigan lived a sedentary life in densely populated villages.

The outer ear, ……………………… the fleshy pinna and the auditory canal, picks up and funnels sound waves toward the eardrum.

Martin Luther King, Jr., is well known for organize the huge human rights march that took place in Washington in 1963.

Recently scientists have apply new tools of biochemistry and molecular biology to investigate the structure of human hair.

The chair may be the oldest type of furniture, ………………………. its importance has varied from time to time and from country to country.

A lightning flash produces electromagnetic waves that may travels along the Earth’s magnetic field for long distances.