Ответ:

  1. Jane has difficulty in getting her ideas across.
  2. Do you get along with your parents?
  3. The sooner we start writing the report, the sooner we get it over.
  4. This rainy weather gets me down.
  5. Alice hasn’t been able to get over the fact that she failed her exams.

Правило: get across — донести мысль; get along with — ладить с кем-либо; get over — закончить или оправиться от чего-либо; get down — расстраивать.