问题详情：
根据句意，用所给单词的适当形式填空。
1. The survey shows that too much use of the mobile phone may lead to ____________(blind).
2. The e-dictionary belongs to __________(he), but Peter’s mother has taken it away by mistake.
3. On ______________(child) Day, mothers always dress their kids in beautiful clothes.
4. They think thatplaying too many computer games is_____________(simple) a waste of time.
5. It’s necessary for the Grade 9 students to have a _______________(month) exam and help them a lot.
【回答】
1. blindness 3. Children’s 4. simply hly
知识点：构词法
题型：完成句子
