患者女性，36岁，2缺失，求可摘局部义齿修复。医师在选择人工牙颜色时，在下列可以作为

动词填空 用括号内所给动词的适当形式填空，并将答案写在标有题号的横向上。（本大题共8小题，每小题1分，共8分）

小题1: —Isn’t it time for you to go to bed, Mike?

—I ____________ (reply) to my classmates’ e-mails all afternoon, so I have to do my homework now.

小题2:The students had no choice but _____________(stay )in the classroom because of the heavy haze(雾霾).

小题3:The boy’s abilities to organize class activities may ____________ (doubt) if he fails again tomorrow.

小题4:She said nothing and finally ____________ (accept) the fact that she didn’t pass the maths exam.

小题5:—Mum, can I go to the zoo with Jack?

—When your homework ____________ (finish), you can.

小题6:Our teacher often says that ___________(plan) ahead can help us a lot.

小题7:He told me that he _______________ (not hear) from his father since last November.

小题8:In his last seven games, Bale from Real Madrid(皇马) _______________ (score)eight goals.

上述关于执行脑死亡标准的伦理意义的提法中，最具有说服力的是（）
上述关于执行脑死亡标准的伦理意义的提法中，最易引发争议的是（）

A.有利于科学地确定死亡，真正维护人的生命

B.有利于医生对病人积极抢救还是放弃治疗进行正确抉择

C.有利于节约医疗卫生资源

D.有利于公正分配医疗卫生资源

E.有利于器官移植的开展

与外阴恶性肿瘤有关的病因有()

A． * * 瘤

B．尖锐湿疣

C．人 * * 状瘤病毒感染

D．外阴上皮内非瘤变

E．巨细胞病毒感染

化于两侧梨状窝之间、环状软骨板之后的是（）。

A.环后隙

B.咽后隙

C.咽旁隙

D.扁桃体周围隙

E.声门旁隙

矿井（）是指井下以沼气为主的有毒、有害气体的总称。

A。毒气

B。硫化氢

C。瓦斯