+Ex 1 Answer the following questions.
1. What was Mrs. Setliffe doing at the moment the story begins? 2. What made her step back and cry out when she entered the dining-room? 3. What was the man doing in the house? 4. Why was Mrs. Setliffe pleased when the man called her "Miss Setliffe"? 5. Why did Mrs Setliffe want the man to stay and talk to her? 6. What was the man’s explanation for why he had come to rob old Setliffe? 7. What made the woman believe that he wasn't a real robber? 8. What was she planning to do? 9. How did it happen that the man left the house and she didn't stop him? 10. Why was the man sure that she wouldn't shoot?
3. 1) Bacteria. These one-cell organisms are responsible for illnesses such as strep throat, urinary tract infections and tuberculosis. Viruses.
2) The digestive functions of saliva include moistening food, and helping to create a food bolus, so it can be swallowed easily. Saliva contains the enzyme amylase that breaks some starches down into maltose and dextrin. Thus, digestion of food occurs within the mouth, even before food reaches the stomach.
3) the last line of defense is that position where the mission is to hold enemy forces and not allow them to pass.
4. through cuts on the skin, food, gastric juice, more favorable conditions, harmless, destruction