Canada ; Language teaching ; Second language acquisition (language teaching) ; Zweitspracherwerb (Unterricht) ; Foreign language teaching ; Longitudinal study ; Interimsgrammatik (Spracherwerb) ; Lernervarietät (Spracherwerb) ; Learner variety (language acquisition) ; Interlanguage (language acquisition) ; Second language acquisition (psycholing.) ; Wortstellung; Satzfolge; Serialisierung; Serialization; Word order ; English