Is it possible to use check-expect in a Typed Scheme module? David #lang typed-scheme (require htdp/testing) (check-expect #t #t) Welcome to DrScheme, version 4.1.0.2-svn29aug2008 [3m]. Language: Module; memory limit: 128 megabytes. typecheck: Untyped definition : (test3820) in: (check-expect #t #t)