题目内容：

短文还原

Building blocks(积木) are still one of the most popular traditional toys today. Their interesting design and easy use attract children of all ages.   1.  Today, wooden building blocks are still used, but now there are several other types of building blocks to choose from, like plastic building blocks.

2.   that they see in everyday life with building blocks. This gives them the chance to learn new things and life skills.

Building blocks can help children to practice their language skills.    3.   as they build things with these traditional toys. This type of toy also helps develop the skills that children a need in life. As they begin to join groups playing with building blocks, they learn to take turns, to share, to solve problems with other

However,    4.  . The building blocks also help develop children's skills in math and science. They allow children to work according to the steps of scientific discovery, which are first to watch and think, and then to test. Traditional toy building blocks also come in different shapes, colors and sizes. These types of building blocks encourage children to develop skills in dividing thing.

5.   is not only fun but also very helpful. Maybe that is the reason why building blocks are still popular today.

A. Children build all kinds of things B. Building blocks were first made of wood C. these are not the only advantages of playing with building blocks D. Playing with building blocks F. Most children talk to each other