Fill in the Blanks (Reading & Writing)

Coastal ferry services connect island communities that would otherwise be —otherwiseotherotherworldlyothers reachable only by lengthy road detours. Timetables are usually —arrangedarrangearrangingarrangement around tidal patterns, since some harbours become too shallow for larger vessels at low tide. Persistent delays can —harmharmfulharmlessharming local businesses that depend on tourists arriving by boat, which is why operators are under pressure to keep crossings —punctualpunctuallypunctualitypunctuation.