Ответ:

1 — E (alarm system)
2 — D (heavy traffic)
3 — H (beautiful charm)
4 — C (crowded streets)
5 — B (public transport)
6 — A (door bridges)
7 — F (feel isolated)
8 — G (fresh air)

Ответ: 1–E, 2–D, 3–H, 4–C, 5–B, 6–A, 7–F, 8–G.