Put the words order to make correct sentences. b)It's/cotton/white/a/shirt/plain.
c)It's/blue/a/jacket/denim.
d)It's/a/woolen/patterned/jumper.
e)They/tights/striped/are/cotton.
f)It's/silk/light/a/dress/blue.​

b) It's a plain, white, cotton shirt

c) It's a blue denim jacket

d) It's a patterned woolen jumper

They are striped cotton tights

f) It's a light, blue silk dress (возможен вариант light-blue = светло-голубой". Но, скорее всего, первое правильно

Объяснение:

Смотрим позиции прилагательных в предложении (грамматика)