题目

 II．完形填空： A person may have an idea about himself that will prevent him from doing good work. He may have the belief that he is not capable (有能力的) of it. A child may think he is __16__ because he doesn’t understand how to make the __17__ of his mental faculties (才能). Older people may be mistaken that they are incapable of learning things new because of their __ 18__. A person who believe that he is incapable will not make a real _19__ because he feels that it would be useless. He won’t go at a job with confidence necessary for __20__ , and he won’t  work his har下列关于动物形态结构特点的叙述，正确的是（　　） A、扁形动物、环节动物和软体动物能够蠕动的动物称为蠕虫动物B、既可以生活在水中，又可以生活在陆地上的动物是两栖动物C、具有角质的鳞是蛇适应陆地生活的重要特征D、身体分头、胸、腹三部分是节肢动物的共同特点