crayon|crayons

他用蓝色的蜡笔画线条。

He is drawing lines with a blue ___crayon.

孩子们在用蜡笔画画。

The children are drawing with c___crayons

孩子们用蜡笔在纸上画彩虹。

The children drew a rainbow on paper with their ___crayons.