问题 单项选择题 A1型题

铸造卡环和锻丝卡环联合应用的目的是()。

A.充分发挥各自的优点

B.方便患者取、戴义齿

C.不易储存食物

D.美观、价廉

E.舒适、耐用

答案

参考答案:A

解析:铸造卡环和锻丝卡环联合应用的目的,主要是联合双方的优点既能够联合铸造卡环的固位力强,又能够联合锻丝卡环的卡抱能力强,所以A正确。而B、C、D、E虽然也是铸造卡环或者锻丝卡环的优点,但不是联合应用的目的,所以排除,故选A。

改错题

 短文改错(共10小题;每小题1分,满分10分)

此题要求改正所给短文中的错误。对标有题号的每一行作出判断:如无错误,在该行右边横线上画一个(√);如有错误(每行只有一个错误),则按下列情况改正:

该行多一个词:把多余的词用斜线(﹨)划掉,在该行右边横线上写出该词,并也用斜线划掉。

该行缺一个词:在缺词处加一个漏字符号(∧),在该行右边横线写出该加的词。

该行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。

注意:原行没有错的不要改。

Bill worked in big office,and he usually went to the barber’s                          61.________

during working hours to have his hair cut.This against the                                   62.________

rules:office workers had to have his hair cut in their own time.                              63.________

While Bill was at the barber’s on one day,the manager of the                                 64.________

office entered in to have his own hair cut.Bill saw him and                                    65.________

managed to hide his face.But the manager sat beside him,and                                 66.________

soon recognized him.

“Hello,Bill,” said the manager,“I know you are having your haircut.”      67.________

“Yes,sir,I do,” said Bill.“You see,sir,it grows in office time.”                  68.________

“Not all of it,” said the manager at once.“Some grows in your own time.”             69.________

“Yes,sir,that’s quite true,” answered Bill polite,“but I’m not having it all         70.________

cut off.”                           

单项选择题