In the context of operating systems and program execution, background refers to a process, or task, assigned a lower priority in the microprocessor's share of time to tasks other than the task running in the (3) _______.

Other disabilities include hearing, visual, or orthopedic impairments; autism; (1) _______ traumatic brain injury. An increasing number of children in the United States are identified as having attention-deficit hyperactivity disorder (ADHD) and (2) _______ special education services. Many schools in the United States provide special education services (3) _______ gifted children, although federal law does not mandate these services. Gifted children demonstrate (4) _______ high abilities in intellectual, creative, academic, leadership, or artistic areas. Estimates of the gifted (5) _______ in the United States range from 3 to 5 percent of all schoolchildren.

Read the reading below carefully, and then complete it with the best option A, B, C or D given below
(1) ....................

FIRST STEP BEAMED TO A WAITING WORLD
About six and a half hours after Eagle landed, its hatch (1) _______ and the Apollo 1 commander backed slowly out to its little porch. On the (2) _______ he paused, pulled a lanyard, and thus deployed the MESA, or modularized equipment stowage assembly, just to the left of the ladder. As the MESA lowered into (3) _______ with its load of equipment for lunar prospecting, a seven-pound Westinghouse TV camera mounted atop the load began shooting black-and-white (4) _______. Fuzzy and scored with lines, the pictures nonetheless held earthlings spellbound. No one who sat that July night welded to his TV screen will ever forget the (5) _______ of that ghostly foot groping slowly past the ladder to Eagle's footpad, and then stepping tentatively into the virgin soil. Man had made his first footprint on the moon.

Read the reading below carefully, and then complete it with the best option A, B, C or D given below
(1) ....................

Special Education, specially designed instruction to (1) _______ the unique needs and abilities of disabled or gifted children. Disabled children have conditions (2) _______ adversely affect their progress in conventional education programs. Gifted children, who demonstrate high capacity in intellectual, (3) _______, or artistic areas, may also fare poorly in regular education programs. Special education services can help both disabled and (4) _______ children make progress ineducation programs. Most children served by special education programs are (5) _______ the ages of 6 and 17.

In the United States, federal law requires states to identify and serve all children (1) _______ disabilities. Public education and health officials in the United States identified approximately 5.4 million infants, toddlers, (2) _______, and youth as disabled in 1994. That same year, the U.S. Department of Education reported that 12.2 percent of all children (3) _______ the age of 21 received some form of special education. The most frequently reported disabilities are speech or language impairments; mental retardation and (4) _______ developmental disorders; serious emotional disturbance; and specific learning disorders, (5) _______ memory disorders.

Background, in relation to computers, on the screen, the color on which characters are displayed. (1) _______, a white background may be used for black characters. In a windowing environment in which more than one program or document can be available to the user, open but currently inactive (2) _______ are said to be in the background. In the context of operating systems and program execution, background refers to a process, or task, assigned a lower priority in the microprocessor's share of time to tasks other than the task running in the (3) _______. A background process thus often performs its work, such as printing or checking for arriving messages on an electronic mail network, invisibly unless the user requests an update or brings the task to the foreground. (4) _______, only multitasking operating systems are able to support background processing. However, some operating systems that do not support multitasking may be able to perform one or more types of background tasks. For example, in the Apple Macintosh operating system running in Single-Launch Mode (with multitasking (5) _______), the Background Printing option can be used to print documents while the user is doing other work.

Read the reading below carefully, and then complete it with the best option A, B, C or D given below
(1) ...................

Neil Armstrong (1) _______ into his microphone. And in less than two seconds the message that will live in the annals of exploration flew with the (2) _______ of radio to the huge telescope dish at Honeysuckle Creek, near Canberra, Australia, thence to the Comsat (3) _______ over the Pacific, then to the switching center at the Goddard Space Flight Center outside WashinGiải thíchon, D.C., and finally to Houston and the (4) _______ of the world: “That's one small step for a man, one giant leap for mankind.”

Read the reading below carefully, and then complete it with the best option A, B, C or D given below
(1) ....................

Technology, general term for the processes by (1) _______ human beings fashion tools and machines to increase (2) _______ control and understanding of the material (3) _______. The term is derived from the Greek words tekhnē, which refers to an art or craft, and logia, (4) _______ an area of study; thus, technology means, literally, the study, or science, of crafting. Many historians of science argue not only that technology is an essential condition of advanced, industrial civilization (5) _______ also that the rate of technological change has developed its own momentum in recent centuries.

Read the reading below carefully, and then complete it with the best option A, B, C or D given below
(1) ....................