Das Gerund mit Päpositionen

Setze die richtige Präposition vor das Gerund.

She dreams becoming a pop star.
They are looking forward going on holiday.
We are good making sandwiches.
The pupils were tired revising for tests.
She is interested hiking.
We are thinking buying a new car.
Don´t worry losing the key.
Keep helping your grandma.
Don´t give running.
We are crazy dancing.
The Browns are thinking moving.