如图所示，一小球从倾角为30°的固定斜面的A点水平抛出，初动能为6J，落到斜面上

A cook will be immediately fired if he is found _____ in the kitchen.      [      ]

A. smoke        

B. smoking          

C. to smoke      

D. smoked

患者烧伤面积30%，休克期宜选用（）

A．全身麻醉 

B．局部浸润麻醉 

C．硬膜外麻醉 

D．骶管麻醉 

E．表面麻醉

尿潴留（）

A.电极埋入双侧膈神经上

B.采用植入式电极刺激逼尿肌

C.女性患者可用 * * 电极

D.腕伸肌、指伸肌

E.腰大肌

While managing the separation anxiety during hospitalization for a two-year-old boy, which of the following suggestions would be most helpful to the parents()

A. Tell the child the time they are leaving and returning.

B. Bring the child’s favorite toys from home.

C. Leave while the child is sleeping.

D. Keep the visit time short.