A chronic lack of sleep may make us irritable and reduces our motivation to work.

Population growth rates vary among regions and even among countries within the same region.

Her father likes the head cabbage rare.

My first impression of her was her impassive face.

51. I am afraid I haven’t allowed him enough initiative, said Father Payne, that’s a bad habit of mine.

52. At the managers' meeting, the group decided against the new project as a viable option and decided on another direction to ensure success for the company's fall line.

The couple tried to converse in the busy restaurant, but they couldn't hear themselves speak so they went elsewhere.

During the five- decade history the Asian Games have been advancing in all aspects.