Solution:

Assassination
(Ass ass i nation)

Solution:

A "tea"f!

Solution:

it got mugged!

Solution:

Beauty

Beauty is in the eye of the beholder (bee holder)

Solution:

Cows drink water. (Do you guess milk?)

Solution:

A-T

Solution:

Who keeps the ocean neat and clean?

Solution:

10 + 10 = 20
11 + 11 = 22 or we can say 20 too.

Solution:

Beauty.
Because beauty is in the eye of the beholder.

Solution:

7

Explanation:
8th is bald man head, check the video below.