If the current and obstacles ____________ a passage too difficult to navigate, a canoeist might make a portage, or carry the canoe over land for a short distance, thereby avoiding the danger.

The police at first knew where thit was hiding , but later lose track of him.

If I had not held him  ..........., he would have beaten you soundly.

The first vaccine ever developed was used to combat and fight a smallpox, disease resulting from infection by a virus.

To raise livestock successfully , farmers must selecting cattle for breeding and apply a diet regimen.

Circle the letter to indicate the word(s) SIMILAR in meaning to the underlined word(s) in each of the following questions: 

Let's wait here for her; I'm sure she'll turn up before long. 

The most visible remind of the dose relationship betwee the United States and France is (the famous Statue of Liberty, that stand in New York Harbor.

On February 20th, 1962, “Friendship 7” orbiting the Earth in a manned flight that lasted just unde five hours

The biologist found some pollutants, a little of which be considered very harmful to fish and other living ganisms in the river.

Drying food by means f solar energy is a ancient process applied wherever food and clima conditions make it possible.

Before we returned from swimming in the river near camp, someone had stole our clothes, and had to walk back with towels around us.

The columnist feels sure that who  wins the election will have the support of both party

Yesterday everyone in the office ...........  leave the building for a fire drill. I am glad it wasn't a real fire.

Although there are more than 2,000 different variety of candy, many them are made from a basis boiled mixture of sugar, water, and corn syrup.

Not until recent has interest in synthetic fuels been revived.

I really hope my sister will apply for that new job; she will be good with it

Hawaii’s eight major islands and numerous islets form the only statethe United States that is not lie on the mainland of North America.

They are known that cold can be avoided by eating the right kind of food and taking exercise regular.

As a child grows on, its physical health is affected by many elements the air, water and food.

They took the coffin with the captain’s body it to cemetery to bury  him.

Choose a, b, c, or d that best completes each unfinished sentence:

The quiet country roads are ideal for cycling.