(A) few / (a) little

Hurry up! We've got little / a little time.

Is this sentence correct? Luckily, there is few crime in my town.

I have to make few / a few phone calls.

Is this sentence correct? I'm sorry, but I speak a little Spanish. Can't we communicate in English?

We've got little / a little cheese and ham left. Let's make sandwiches.

Fill in the gaps. ________ is known about how the disease spreads.

Fill in the gaps. I have drunk _______ water today, so I guess that's why I'm so thirsty.

Fill in the gaps. She saves ______ money every month because she wants to go on a cruise next summer.