阅读下面短文，根据以下提示：1）汉语提示；2）首字母提示；3）语境提示，在每个空格内填入一个适当的英语单词，所填单词要求意义准确，拼写正确，并将该词完整地写在下面相对应的横线上。
Recently, we’ve made a survey about how Senior 3 students in our school behave in English class during their general revision. (76) makes us surprised is that only half of them listen carefully, (77) （尽管）the college entrance examination is just (78)a the corner. To our greater surprise, 20% of them play with their cellphones ,with which they read novels, play games, listen to music or(79) (聊天) through messages. Besides，nearly 10% of the students eat snacks with great enjoyment while listening to their English teachers. (80) still ,about 45 students should have slept in class, (81)r the classroom as their cozy bedrooms.
In my opinion, (82)w plays ,eats or sleeps in class should be critized severely, for such behaviors show no respect to their teachers and do much(83) to their own study. In order to be (84) (录取)into ideal universities ,they should break those bad habits in class and attend class as attentively as(85)p .
缺失，可摘局部义齿，
三臂卡环，舌侧铸造卡环臂，颊侧为弯制卡环臂，基牙牙冠较短，颊、舌侧基托较厚，固位倒凹尚可，义齿固位差。对该患者的有效处理方法是（）。