预习以下词汇,掌握发音和含义 Vocabularies: • 1.flexibility, flexible, flexibly • 2. a recurring problem • 3. a dependent adult • 4.availability, be available for work • 5.talent pool: an expression used to describe a database with all of your current and potential future job candidates. • be inducted in sth: • to 6.book(v) sth ad hoc, or sth/ sb is bookable. • 7.recruitment agency • 8.muddle by/ through • 9.understaffed • 10.caterer/ hotelier