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

If I were you, I will go to the dentist’s and have the tooth checked. 

Running along the 180th meridian, the International Date Line is separated one day from another

I put my new book of zoology here on the desk a few minutes ago, but I cannot seem to find it.

Despite its smaller size, the Indian Ocean is as deep the Atlantic Ocean.

In spite of her physician handicaps, Helen Keller graduated from Radcliffe with honors

Every city in the United States has traffic problems because the amount of cars on American streets and highways is increasing every year

A fragrant plant has tiny sacs that makes and stores the substances that give it a pleasant odor.

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

The factory was fined for ...... chemicals into the river.

Choose the correct answer to complete the sentence. "Scientists predict that by 2030, the rainforest will have ______ smaller by 40%. "

I lost your phone number. Otherwise, I ____ you much earlier. 

A thunder usually follows lightning by five seconds for every mile between the flash and the observer.

Everyday in summer, but especially at the weekends, all kinds of vehicles bring crowds of people to enjoy the various attraction.

During his twelve year there, Ellsi Marsalis turned the New Orleans Center for the Creative Arts into a rich training place for future jazz stars.

With above 20,000 species, the world’s population of ants has continued to increase even as other animal populations have declined.

Since the average age of families has fallen, therefore more and more women have been able to join the labor force

Some of us have to study their lessons more carefully if we expect to pass this examination.

Most bats roost in crevices, caves, or building by day and are active at night or twilight.

Most Polar seals retreat to open water during the winter, but a few types have learn to survive on and under the ice all year round.

The driver took the turning with the speed of 100 kms per hour and nearly caused an accident

You aren't doing your homework,  _    ?