Помогите поставить предложения в вопросительную и отрицательную форму:1. Washington is

Помогите поставить предложения в вопросительную и отрицательную форму:

1. Washington is situated in the District of Columbia.

2. The US President lives and works in the White House.

3. Washington was named after the first US President George Washington.

4. The Library of Congress contains more than 13 million books.

5. Washington was first settled in 1790.