English Grammar Exercises: Correcting Misplaced Words

Задание 3: Каждое из выделенных слов находится не в своем предложении. Поставьте правильное слово.

Call me whenever you need something.
Whoever cheats in exams will be punished.
Whenever you do, don't lose this key. -> Whatever you do, don't lose this key.
Sit down wherever you want.
However hard I try I still can't pass my driving test.