1．America's emphasis on the importance of education for everyone has spurred scientific research.

A) encouraged

B) endangered

C) endorsed

D) enlarged

2. Photojournalist Margaret White became famous for her coverage of significant events during the Second World War.

A) baggage

B )orphanage

C)reportage

D) usage

3. Below 600 feet ocean waters range from dimly lit to completely dark.

A) inadequately

B) hardly

C) faintly

D) sufficiently

4. "I'm not meddling ". Mary said mildly. "I'm just curious".

A) gently

B )shyly

C) weakly

D) sweetly

5. In 1861 it seemed inevitable that the Southern states would break away from the union  .

A) strange

B) certain

C) inconsistent

D) proper