that'll strong form BrE AmE ˈðæt ə l AmE ˈðæt̬ ə l , weak form ðət ə l AmE ðət̬ ə l —see entries at that: I think that'll (ðæt ə l) please you, a thing that'll (ðət ə l) please you
THAT'LL
Meaning of THAT'LL in English
Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012