問題詳情：
根據句意用括號內所給單詞的適當形式填空：
1．We should keep our classroom _____．(cleaner)
2．The students are _____ moved by the story．(deep)
3．There are_____________of trees in our city．(hundred)
4．We often plant trees on Tree ________ Day．(plant)
5．How________ the Great Wall is! (wonder)
【回答】
n；ly；reds；ting；erful.
知識點：構詞法
題型：完成句子
