No one _______ Kathy knows very much about it.

 

Some bacteria are extremely harmful, but anothers are regularly used in producing cheeses, crackers, and many other foods.

The bite of the Black Widow spider can be very inflammatory to the affected nerves that hospitalization may be required .

I advised him about the low ceilings in the house but he took no notice and hit his head three times.

The worker bees choose one baby from the hive to become the new queen and then feed it royal jelly made for pollen and saliva.

Every elementary school teacher ……………. to take this examination.

The average cat sleeps  sixteen hours for a day in short intervals called ‘cat naps'.

Not until recent has interest in synthetic fuels been revived.

The Unita Mountains of north-eastern Utah are the only range of mountains in North America that runs from East and West for its entire length.

There was a very interesting news on the radio this morning about the earthquake in Italy

Although the Red Cross accepts blood from most donors, the nurse will not let you to give blood if you have just had a cold .

The sun contains 99.9 percentage of the mass of the solar system.

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

All of the students_______ the seniors will receive their grades in two weeks.

John's family is very happy_______his being a warded a scholarship.

Many people have found the monotonous buzzing of the vuvuzela in the 2010 World Cup matches so annoyed

Included in the series are “The Enchanted Horses”, among other famous children’s stories

When a simple action such as lifting one’s arm is performed, the work is divided between at least three different muscle groups.

Choose the word which has a different stress pattern from the others.

The ozone layer must be protected because it shields the Earth from excessive ultraviolet radiations

New York City surpassed the order Atlantic seaports in partly because it developed the best transportation links with the interior of the country.