1.In order to grow vegetables property gardeners must know………….

a.what the requirements for each vegetable are

b.That the requirements for each vegetable

c.what are each vegetable’s requirement

d.that is required by each vegetable

2.When…..is not known.

a.was the wheel invented

b.the invention of the wheel

c.inventing the wheel

d.the wheel was invented

3.For many years people have wondered…….exists elsewhere in the universe.

a.that life

b.life which

c.whether life

d.life as it

4……..of all modern domestic poultry is the red jungle fowl is widely believed

a.The ancestor

b.The ancestor is

c.How the ancestor

d.That the ancestor

5………the right side of a person’s brain is dominant,that person is left-handred.

a.That

b.If

c.Which

d.For

6………the unaided eye can see about 6,000 stars.

a.A clear night

b.It’s a clear night

c.On a clear night

d.When a clear night

7………..all the field crops grown in the United States are harvested with machines called combines.

a.Of nearly

b.Nearly

c.That nearly

d.Nearly of

8……….seed of a flowering plant is covered by a dense protective coat.

a.On each

b.Each

c.Each of

d.That each

9.Dynamite is ordinarily detonated……called a blasting cap.

a.a device is used

b.that a device

c.with a device

d.the use of a device

10…….1900 there were some 300 bicycle factones in the United States,and they produced over a million bicycles.

a.In

b.Because in

c.It was in

d.That in

11.A thick layer of fat called blubber keeps whales warm even…………coldest water.

a.although the

b.in the

c.the

d.of the

12…………the United States,the general movement of air masses is from went to east.

a.Across

b.To cross

c.They cross

d.It’s across

13.The bark of a tree thickens……….

a.with age

b.is gets older

c.as older

d.by age

14.A substance that is harmless to a person who has no allergies can cause mild to serious reactions in a person …….allergies.

a.has

b.which having

c.can have

d.with

15.In 1886 a number of national unions formed the American Federation of Labor……….

a.Samuel Gompers was its leader

b.under the leadership of Samuel Gompers

c.which,under Samuel Gompers leadership

d.Samuel Gompers led it

16.Harmonicas,autoharps,and kazoos…….folk instruments.

a.are examples

b.for example

c.are examples of

d.as examples of

17……….charming shops and restaurants Old Town is the most picturesque section of Alboquerque.

a.With its

b.Its

c.Because its

d.For its

18………..such as banking and travel,in which computers are not a convenience but a necessity.

a.Where some industries

b.In some industries

c.Some industries

d.There are some industries.

20.One of the oldest large suspension brodges still……today is the George Washington Bridge between New York City and Fort,New Jersey.

a.uses

b.is used

c.the use of

d.in use

21………by Arma Baldwin in 1878.

a.The invention of the vacuum milking machine

b.That the vacuum milking machine was invented

c.The cavuum milking machine which was invented

d.The vacuum milking machine was invented

22.Dry cleaning is the process……..clothes are cleaned in liquids other than water.

a.by

b.which through

c.by which

d.through

23.Sand dunes are made of loose sand………up by the action of the wind.

a.it builds

b.builds

c.is building

d.built

24……..book jubilee,which was based on the life of her great grendmother,Margared Walker was awarded the Pulidzer Prize.

a.For her

b.Her

c.it was her

d.That her

25.Job specialization takes place…..of production is separated into occupations.

a.whenever the work is

b.when the work

c.is when work

d.whenever working

26……..are hot is a common misconception.

a.All deserts

b.All deserts which

c.Of all desert

d.That all deserts

27………..imaginative stories about the origin of the game of chess.

a.Many of the

b.Many

c.There are many

d.Of the many

28…….one of Canada’s greatest engineering projects,is a 27 mile-longwaterway between take Eric and Like Ontario.

a.Because the Welland Ship Canal is

b.The Welland Ship Canal is

c.That the Welland Ship Canal is

d.The Welland Ship Canal 

29.A deeptissue massage is a type of massage therapy……..on one part of the body such as the lower back.

a.its concentration is

b.concentrating

c.why it concentrates

d.to be concentrated

30.One of the most powerful optical telescopes,the”Big Eye”at Mt.Palomar……a 200-inch mirrror.

a.has

b.that has

c.with

d.which