The satellite television signal is transmitted in the digital video format of______.

老师和家长始终担心的事).

han those who ______ .

United States government, and the American people. Its history, and the history of

the nation's capital, began when President George Washington signed an Act of

Congress in December of 1790 declaring what the federal government would reside in a 【S1】______

district "not exceeding ten mile square on the river Potomac. "President Washington, 【S2】______

together with city planner Pierre L'Enfant, chose the site for the new residence,that is【S3】______

now 1600 Pennsylvania Avenue. As preparations began for the new federal city, a

competition was held to find a builder of the "President's House. ' Nine proposals were

submited, and Irish-born architect 【S4】______

James Hoban won a golden medal for his practical and handsome design. Construction 【S5】______

began when the first cornerstone was layed in October of 1792. Although President 【S6】______

Washington oversaw the construction of the house, but he never lived in it. 【S7】______

It was until 1800, when the White House was nearly completed, that its first 【S8】______

residents, President John Adams and his wife, Abigail, moved in. Since that time,

each President made his own changes and additions. The White House is, after all,the 【S9】______

President's public home.It is also the only private residence of a head of state that's 【S10】______

open to the public, free of charge.

【S1】

ter" implies that people only pay attention to ______ of the disabled but ignore their other personal characteristics.

ork at Home? You should write at least 150 words following the outline given below.

-- 随着高科技的发展，越来越多的人选择在家工作

-- 选择在家工作的利与弊

-- 结论

To Work at Home?