–-Could you tell me __________ ? ---She came here on foot.
— ______ salt do we need? — One spoon is enough.
I’m going to ______ a new hobby. I want to learn how to take photos.
Robots are ______ do the same things as we do.
Tigers wait ______ it is dark, then they go out to find their food.
The woman became famous ______ the new song.