.................gold is perhaps .............. most highly treasured metal. A. the / X B. X / the C. the / the D. X / X

Electric lamps came into widespread use during the early 1900’s and have replaced other type of fat gas, or oil lamps for almost every purpose.

When she retires in September 1989, tennis champion Christine Evert was the most famous woman athlete in the United States

My father doesn’t know speak English.

Today there is an unusually large amount of students in the class.

Government money appropriated for art in the 1930’s made possible hundreds of murals and statues still admiration in small towns all over the Unites States.

There is a local elected council which has responsibility for roads street lighting and other facilities

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

The strongly patriotic character of Charles Sangster’s poetry is credited about greatly furthering the cause of confederation in Canada

Jobs which are highly paid in some countries are badly paid in other.

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

The teacher taught her students to look careful to the left and the right at least three times before crossing the highway.

Muscles are essentially made up by elastic fibers that lend flexibility to the body

Million of people lost their jobs in the 90’s. This, in turn, caused social dissatisfaction with the political leaders who had promised jobs and prosperity.

Archeological studies have provided evidence that the use of plants for decoration as well as for food developed early in the history.

Sue bought a CD player last week and she’s been listening to music ever since then

Many young people lack of the skills, good education, and finance to settle in the urban areas where most jobs are found.

It is difficult to get used to sleep in a tent after having a soft comfortable bed to lie on.

One of the four underlined parts marked A, B, C, D in each sentence is not correct in standard English. Identify them: 

If I had known he is not at home, I wouldn’t have gone all the way to his house. 

By studying the fossils of pollen, which extremely resistant to decay, researchers can gain useful information about the vegetation of the past

Lassen National Park, the situation of a dormant volcano, is one of the most beautiful but least visited parks in the western United States.