积极组织社区活动，发动群众参与，属于健康教育干预策略中的（）。
A.社会策略
B.环境策略
C.信息交流
D.技能培训
E.组织方法
参考答案：E
造成可摘局部义齿瓷牙脱落是哪一项（）
A．对自凝塑料过敏者
B．基托局部不密合
C．瓷牙连接塑料的装置不良
D．基托折断无法对接
E．低＜4mm
句型转换。
1. They are English books. (变为单数句子)
_____ _____ _____ English book.
2. There are some American friends in our school. (改为一般疑问句)
_____ there _____ American friends in your school?
3. Jenny wants to see a comedy today. (改为否定句 )
Jenny _____ _____ to see a comedy today .
4. His parents can play the drums very well. (对划线部分提问)
_____ _____ his parents play very well?
5. Jeff''s favorite food is chicken. (改为同义句)
Jeff _____ chicken _____.
＜4mm