Lucy doesn't want to have a babysitter anymore, she wants to look after ...... .

We don't need your help with the project, we can do it ...... .

The creative manager produced the whole portfolio by ...... .

The footballers always train by ...... . The coach never gives them any advice during their trainings.

Henry would like to finish his maths homework by ...... . Don't disturb him now please.

The girl has done all the washing-up by ...... .

Do you really think we can manage everything by ...... ?

The department did all the preparation by ...... .

The baby stayed by ...... last night and nothing happened.

Some of the sailors went out to the sea by ...... and never returned.

The monkey opened the door of the cage by ...... .

I would like to compose the lyrics by ...... if you don't mind.

Do you want to talk to Angela by ...... , David?

Andrew and Simon won the race by ...... . They received no help whatsoever.

The baby spent the whole morning by ...... as the mother had to go to the shops.