問題詳情：
詞彙；根據句子意思，用括號中所給單詞的正確形式填空。
1. Bell was one of the greatest (invent) in the world.
2. This area used to be _____________ because of air pollution. (fog)
3. He often .(study) with his friends in the library after class.
4. Simon was very excited when he was _________ to be the host of the charity show. (choose)
5. Never give up _ _ (easy) ifyou want to have success at school.
【回答】
rtions y ies 4. chosen 5. easily
知識點：構詞法
題型：完成句子
