根据句意及汉语或图片提示完成单词

1. In my classroom there are two  ______ (图画)on the wall.

2. There are ______  (四十六) hotels in the big city.

3. —Twenty-eight and fifty-two is eighty.

    —You are  ______ (正确的).

4. There is a big _______ ( ) in our school and we can read books there.

5. There are three English-Chinese  ______  ( ) on Tony's desk.

试述表皮角质形成细胞的形态特征。