用所给词的正确形式填空: At first we didn’t realize the (severe)___of her wounds. It is reported that this disease attacks the central (nerve)____system. The (injure)___ to their key player could be a decisive factor in the game. We couldn’t feel the changes in the blood pressure within the (arterial)___ . (diabetic)___ is by far the most frequent disease among the over-weight people. These bacteria can be thought of as an additional (digest)___ organ. It is (normal)____ for a man to walk in his sleep. They found it stimulated the (secrete)____ of insulin in pancreatic(胰的) cells in the laboratory. Impairment of the ability to write is usually caused by brain (function)___ ordisease. What is severe acute (respire)____ syndrome?