Solution:

Because it has 2 banks

Solution:

Heat bcoz you catch cold but not heat

Solution:

If you take away the T, it would be eatable.

Solution:

A Mirror

Solution:

Smiles (there is a mile between the two S's)

Solution:

because all his uncles are aunts

Solution:

When it become french fires :-)

Solution:

On River Bank :-)

Solution:

Mount Everest

(discovered or not 'Mount Everest' will be highest)

Solution:

Accelerate