（1）
What do children spend a lot of time doing now?
A . Using some electronic equipment.B . Playing some computer games.C . Watching some YouTube videos.
（2）
What do children lack in their hands?
A . Bones.B . Skills.C . Strength.
（3）
What may be influenced by the problem?
A . Some students will not use pencils any more.B . The handwriting of some students will get worse.C . The pencil and pen factories will suffer a great loss.
（4）
What was better for children's development?
A . Climbing trees.B . Visiting museums.C . Having a good family life.
