题目内容
根据句意和提示写出单词，完成句子。
It's ________(please)to see so much thick smoke in the sky．It may be poisonous．
答案：unpleasant
练习册系列答案
相关题目
题目内容
根据句意和提示写出单词，完成句子。
It's ________(please)to see so much thick smoke in the sky．It may be poisonous．