狞猫的领地意识很强，它们一般会用（）标注领地。
A.抓痕
B.尿液
C.脚印
参考答案：B
Alice, bent ______ losing weight, increased the time of exercise to three hours______ a time.[ ]
A. on; in
B. on; for
C. with; for
D. with; at
桃仁除活血祛瘀外，还能
A．消肿生肌B．利尿通淋C．续筋接骨D．润肠通便E．清心除烦
