How do you you pronounce join?
How is are pronounced?
It is pronounced /ɑ:/ (without /r/) when it is stressed: /ɑ:/ What ARE you doing? I don’t think they are.
Is the T silent in exactly?
When the T and D sounds come between two other consonant sounds, many Americans will drop them. But when we add the -ly ending, it now comes between two consonants. You’ll hear a lot of native speakers say ‘exactly‘, with no T sound. Exactly, exactly.