There multiple solutions and this is just one of them.
0 = 4+4-4-4.
1 = 44/44.
2 = 4+4-(4!/4).
3 = (4+4+4)/4.
4 = 4!-(4*4)-4.
5 = (4!/4)-(4/4).
6 = (4!/4)+4-4.
7 = (44/4)-4.
8 = 4+4+4-4.
9 = 4+4+4/4.
10 = (44-4)/4.