Among the problems facing the national park's manager, the most serious ones are those of ...... and expansion.

Justice is often personified as a blind folded woman to hold a pair of scales.

By the end of the month, I’ll be working for this firm for a year.

The medical problems of parents and their children tend to be very similar to because of the hereditary nature of many diseases.

After talking in Copenhagen yesterday, the secretary of state returning to Washington

Our house has been redecorated last week. You can still smell paint when you enter and the wallpaper has a striking contrast with the floor.

Some birds can travel at speeds approaching one hundred miles an hour, and a few land animals can so.

He scored so good a goal that a wild cheer raised from the stands.

Our primary goal is to teach students to discover the truth. But we have also other aims, such as providing them with knowledge or to teach them to work consciously

A conductor uses signals and gesture to let the musicians to know when to play various parts of a composition.

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

................. money you gave me is not enough to buy ..................bicycle. 

The graphics ability of a computer depend on the speed of its processor and the size of its RAM

The police officer lectured the children for ten minutes about the dangers to throw stones, but then let them off with  warning.

Those of  you who signed up for Dr. Daniel’s anthropology class should get their books as soon as possible.

____, please paint the windows before you leave. 

Even the smallest pulley can be done stronger by adding wheels to its system to create more leverage

The oxygen in the air we breathe has no tasted, smell, and color.

Choose the correct answer to complete the sentence. "Most people admit that they _____ to global warming"

Numerous types of cells, such as skin cells and white blood cells, have the power reproduce asexually.

The basic elements of public-opinion research are interviewers, questionnaires, tabulating equipment, and to sample population