贷款到期，借款人按照协议规定规划本金和利息，即依法收贷。( )

实验装配仪器时，一般按 ______的原则．

阅读下面短文，根据中文、首字母、音标或语境的提示，在每个空格内填入一个适当的单词。要求所填的单词意义准确、拼写正确。

China is a country with many colorful and festival. The Dragon Head Raising Day is one of them. This special day is on the second day of the second month in the Chinese lunar calendar. It 小题1:_a ________for the started of spring and farming.

The dragon is 小题2:______[ɪm'pɔːtnt]in Chinese. We Chinese people call 小题3:_______(我们自己)the “descendants （传人）of the dragon”. So people 小题4:______the Dragon Head Raising Day with many customs about dragon. On the day in 小题5:a ________times,people put ashes in the kitchen. This was to “lead the dragon  into the house ”. People believed that with the 小题6:_______of the dragon ,they could have a good 小题7:_______（收获）in autumn.

Also,people eat special foods on that day. The foods usually named 小题8:a _______dragon. For example ,people eat “dragon whisker ” noodles and dumplings called “dragon teeth ”.

Today ,many customs have disappeared. But one that has 小题9:______is the cutting of hair. It was said that a haircut during the first lunar month may bring luck to the 小题10:______of a family –mother’s brothers. So many people have their hair cut on  the Dragon Head Raising Day.

男性，36岁，发热1周，含服硝酸甘油无效。体检：血压110/80mmHg，心音低钝，可闻及舒张期附加音。心电图：ST段抬高，弓背向下，未见Q波。诊断可能为（）

A.急性心肌梗死

B.缩窄性心包炎

C.变异型心绞痛

D.稳定型心绞痛

E.渗出性心包炎

油腻性大而吸水性差，具有适宜的稠度和涂展性的是（）

A.聚乙二醇

B.硅酮

C.凡士林

D.卡波姆

E.石蜡

在污染道面上滑行（）

A.应避免推力过大，以慢速滑行，应注意低速下防滞系统是不工作的

B.起飞着陆的襟缝翼操作有特殊规定

C.以上都对