单项选择题 FOSTER: DEVELOPMENT ::（）

单项选择题 The thesis under consideration was fundamentally ------- to the readers of that mendacious publication, and I would therefore like to use this opportunity, to stake out some of the basic arguments in need of -------.（）

单项选择题 With legal migration, governments need to persuade voters that they are accepting immigrants who will be ------- for the country, rather than those who will ------- drain resources.（）