I. Gap-filling 1. The United States covers the central part of . 2. is the capital and economic center of the United States. 3. The lowest point of the US is . 4. is the national flower of the US. 5. is the least populous state of the US. 6. The United States is a states consisting of 7. In , the United States declared its independence from . 8. The official language of the US is , and the second most spoken language is . is an official language in the state of Hawaii. 9. Religiously, most Americans are ; among them 52% are and 24% . 10. is the residence of the President of the United States, and the Capitol Hill is home to .