问题
单项选择题
与继发龋发生密切相关的现象是
A.菌斑
B.牙石
C.龈出血
D.微渗漏
E.色素沉着
答案
参考答案:D
解析:充填材料与洞壁之间的微渗漏,可使细菌侵入滞留,产生继发龋。
与继发龋发生密切相关的现象是
A.菌斑
B.牙石
C.龈出血
D.微渗漏
E.色素沉着
参考答案:D
解析:充填材料与洞壁之间的微渗漏,可使细菌侵入滞留,产生继发龋。
The International Summer School of Scotland’s creative writing course is designed for students aged between 13 and 18 of all levels and interests who have a desire to explore their ability and challenge themselves creatively. Introductory and advanced workshops will introduce students to all the stages of the writing process, including thinking of ideas, writing and revising drafts and editing. 1) Discover writing through a range of creative projects including writing essays, short stories and poetry. 2) Learn tools and ways needed to discover your own voice. 3) Learn how to use the world around you as a source of ideas and inspiration. 4) Benefit from regular writing practice. 5) Help produce the summer school magazine and get your work in print. All students will work together to produce The International Summer School of Scotland’s creative writing magazine which will include a selection of their creative work. Program Dates: Session 1: July 4th — July 25th, 2010 Session 2: July 28th — August 18th, 2010 In addition to our academic programs we also offer some in-depth elective courses. Part of the summer school students will have the opportunity to join in one of the following electives: golf, theatre, film, art and tennis. These courses will enable summer school students to discover and experience exciting subjects while gaining new skills and expertise (专门知识). The timetable below shows a typical week at the International Summer School of Scotland.
|