How to make there be others between the lines of characters using loops (I don't know how to write the question correctly)

Question

Code:
for i in range(5):
print ('x' * 8)

Output:
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx

I need:
xxxxxxxx
xxxxxxxx
xxzzzzxx
xxxxxxxx
xxxxxxxx

Answer 1

for i in range(5):
line = ""
for j in range(8):
if i == 2 and j > 1 and j < 6:
line += "z"
else:
line += "x"
print(line)

Answer 2

for i in range(5):
If i == 2:
print(f'{2*"x"}{{4*"z"}{2*"x"}')
Else:
print("x"*8)