问题 单项选择题

下颌横断片()

A.是口内片的一种,可用于检查下颌骨体部骨质有无膨隆

B.是口外片的一种,可用于检查颏孔位置

C.是根尖片的一种,可用于腮腺导管阳性结石

D.也称分角线投照技术,可用于检查邻面龋

E.也称平行投照技术,可用于检查牙槽嵴顶高度

答案

参考答案:A

解析:

下颌横断片可显示下颌骨体及下牙弓的横断面影像,用于检查(1)下颌骨体部颊舌侧骨质有无膨胀、增生及破坏;(2)异物及阻生牙定位;(3)下颌骨骨折时颊舌向移位情况;(4)颌下腺导管阳性涎石。故选项A是正确的。

完形填空

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Top 5 Ways to Build a Wonderful Life

Live below your means(收入).

We all want to buy that new piece of technology, or take out a loan(贷款) for the expensive car we can’t afford. It might feel great at the time but spending too much hurts a lot later on.

Enjoy life’s simple pleasures and save as much as you can.     小题1:   Careful spending will bring you greater enjoyment in the long run.

Put your money to work.

   小题2:   Good investments(投资) can be the difference between retiring in your 40’s or in your 60’s. If a person in their 20’s invests 20% of their income, the interest(利息) they earn will equal their current salary when they reach their early 40’s. They could retire without a drop in income!

Educate yourself.

To be happy we need continuous growth.   小题3:    This doesn’t mean you need to get a doctor’s degree or spend 2 hours every day. Self education can be anything that takes you out of your comfort zone. The important part is keeping an open mind and searching for fresh ideas and perspectives.

   小题4:      

Suppose you had everything you wanted. Would you be happy without anyone to share it with? The personal relationships with friends and family members are the greatest source of happiness in our lives. Don’t forget about them. Without the people you care about you’ll probably be miserable, no matter how successful you are.

Work towards a dream.

Even if your life isn’t perfect, you can always build towards a goal. If you aren’t building towards something, you’ll probably stagnating(停滞).    小题5:      

We can’t control everything about lives, but working towards a goal lays the basis for future success. No matter what your dream is, get out there and start doing something.

A.Take care of others.

B.Education builds over time.

C.Develop lasting personal relationships.

D.The best way to grow is life-long education.E. The best way to avoid this is working towards a goal.

F. Expensive things don’t create lasting happiness and security.

G. Saving is great, but to make the most of your money, you need to put it to work.

多选题