You cannot learn linking by reading. You need a PDF that includes IPA symbols, color-coded linking markers, and audio script references.
American English uses a roller coaster intonation. Your pitch must go up, down, and then glide . You cannot learn linking by reading
Most Russian speakers learn English as isolated words. Americans smash words together . color-coded linking markers
American English relies heavily on the tip of the tongue hitting the ridge behind the teeth ( Open the Jaw: you need re-wiring .
The keyword is popular because generic textbooks ignore these specific transfer errors. You don’t need more grammar; you need re-wiring .