Ответ:

Исправленные предложения:

  1. I usually go home straight after school. (✔)
  2. I play the drums always at night. -> I always play the drums at night.
  3. He goes sometimes to school by bus. -> He sometimes goes to school by bus.
  4. They never chat online. (✔)
  5. Tina often goes to the cinema at the weekend. (✔)
  6. We eat in a fast-food restaurant hardly ever. -> We hardly ever eat in a fast-food restaurant.

Ответ: 1, 4, 5 - правильные; 2, 3, 6 - требуют исправления порядка слов или расположения наречия.