Fill in each blank with the appropriate form of the words given inbrackets. 1. At first we didn't realize the (severe)______ of her wounds. 2. It is reported that this diseaseattacks the central (nerve) ____ system. 3. The (injure) ___ to their key player could be a decisive factor in the game. 4. We couldn’t feel the changes in theblood pressure within the (arterial) ___ . 5. (diabetic) ___ is by far the most frequent disease among the over-weight people. 6. These bacteria can be thought of asan additional (digest) ___ organ. 7. It is (normal) ____ for a man to walk in his sleep. 8. They found it stimulated the (secrete) ____ of insulin in pancreatic (胰的) cells in the laboratory. 9. Impairment of the ability to write isusually caused by brain (function) ___ or disease. 10. What is severe acute (respire) ____ syndrome?