Definition: a flat piece of paper/glass, etc. Level: A2
我的项目需要一张黄纸。
I need ___a ___sheet ___of yellow ___paper for my project.
我们必须带颜料和一张纸。
We must bring paints and ___a ___sheet ___of ___paper.
窗户是由一块玻璃制成的。
The window was made from ___a ___sheet ___of ___glass.
