题目

Dogs are social animals and without proper training, they will behave like wild animals. They will soil your house, destroy your belongings, bark excessively, fight other dogs and even bite you. Nearly all behavior problems are perfectly normal dog activities that occur at the wrong time or place or are directed at the wrong thing. The key to preventing or treating behavior problems is learning to teach the dog to redirect its normal behavior to outlets that are acceptable in the domestic setting.One of the best things you can do for your dog and yourself is to train its obedience. Obedience t下列各项不符合生物绘图要求的是（　　）A．绘图时采用3B铅笔画出轮廓B．物像的明暗差异，可以用铅笔点上细点表示C．标注名称时，要用直尺引出水平指示线，标注的名称要对齐D．图象大小适当，在纸上的位置适中，一般稍偏左上方