23. immune + from/to (by prayerv)
补充:在google中搜到(immune from sth) protected or exempt from sth (对某事物)免除, 豁免;
(immune sth) not affected by sth; not susceptible to sth 不受某事物影响.
22. 有一个题目的一个考点,考devote to 后面根do还是doing。大家查一下...我觉得是doing。请大家再确认一下!( by sanetti)
补充:devote to后面应该接名词或动名词。
Dreams" is such a fun topic that I'm going to devote half a class to sleeping and dreams. (From 耶鲁公开课 -心理学导论课程节选)