15. Houston is located near the Gulf of Mexico and is connected with the Gulf by a deep- water channel A. 错误 B. 正确 ...

10. When Lincoln was elected president, the southern states broke away and formed a new nation, the Confederate Union of America. A. 错误 B. 正确 ...

5. In 1791, the first ten amendments were made. This is the well-known " Bill of Rights ", which contains such liberties as freedom of religion, freedom of speech, freedom of press, etc. A. 错误 B. 正确 ...

20. Detroit is famous for the production of (). A. bamboo B. automobiles C. timber D. airplanes ...

14. The first immigrants came to America from England to escape (). A. poverty B. imprisonment C. religious persecution D. all of the above ...

9. The official holidays include (). A. Thanksgiving B. Saint Patrick' s Day C. Mother's Day D. Halloween ...

4. The presiding officer of the Senate is() who serves as chairman when the Senate is in session. A. the Speaker B. the Vice President C. theCongressman D. the Floor Leader ...

3. In every state school the head teacher does not have autonomy to decide what is to be taught and how the teaching is to be carried out. A. 错误 B. 正确 ...

19. Public schools in UK belong to the category of the independent schools. A. 错误 B. 正确 ...

10. The ceremony of the changing of Queen's guards takes place at eleven a. m. weekdays and at ten on Sunday. A. 错误 B. 正确 ...