请听录音：UNIT1TL.MP3 操作提示：通过下拉选项框，选择答案。 1.What kind of role is Melinda taking on for her job？ 2.How long will Melinda be trained for her new role？ 3.How often should Melinda report to the board on the progress of the project？ 4.What kind of contract can Melinda sign with outside contractors？ 5.Which one does NOT belong to Melinda's responsibilities？