板状交错层理

患者，女，52岁，牙列缺失，拔除最后余留牙已5个月余，拟镶全口义齿。

下颌托盘选择并修整合适后，取下颌初印模。在制取印模的操作中，下列哪项是错误的（）

A.将托盘旋转进入患者口中

B.轻压使盛印模材料托盘就位

C.在印模材料可塑期内牵颊部向上前内方向活动

D.在印模材料可塑期内拉下唇向下外方向活动

E.嘱患者将舌尖上抬、前伸并左右活动

阅读短文，用方框中所给单词的适当形式填空，使短文意思通顺、完整。请将答写在文后相应题号的横线上.注意：①每个词只能用一次②每空限填一词，有些词需要做相应的变化。③其中有两个多余选项。   ，

What do fashion models do ? They encourage people to buy clothes or some other things they wear, like shoes or   小题1: . They model things in   小题2:  shows, or in photos for magazines and posters.

There are two main kinds of models: Live models model  小题3:   on the catwalk in f4ishion shows. They may also work in fashion exhibitions. Photo models   小题4:  the pictures for magazine is papers and ads. They show their gestures and expressions by 小题5:  a photographers(摄影师),orde

To work   小题6:  a model you need a good and right "look". You should be in a shape with health skin.    小题7:   and hair.  Girls should be at least 1.72cm tall; boys should be at least 1.83cm tall.

Most models stat in their teens. Teens usually start their work by  小题8:  photo to a model company. Many model companies 小题9:  look for models on the street.  If a company  小题10:  a teen,

they will give him or her some training in skills such as basic walks, tums and gestures, diet and health, and skin care. Thty also tell him or her about the rules of working at the model company.

直接致癌物（）。

A.活化过程中接近终致癌物的代谢产物

B.不经代谢活化就有致癌活性的物质

C.经代谢活化仍无致癌活性的物质

D.经代谢活化才有致癌活性的物质

E.经代谢转化最后产生的有致癌活性的代谢产物

渠道植树造林的树种一般应如何选择？

肺的募穴是

A．天府
B．中府
C．尺泽
D．孔最