难题英语作文

数学难题

The math problem was too difficult for me to solve. （这道数学难题对我来说太难了。）

社会难题

When we read newspapers, we often come across the word pollution. This word was not familiar to the people some decades ago. But now, it is a serious threat to us because it means the poisoning of the air, seas, rivers and lands, which would do harm to our health. There are many factories that bring pollution to us. We cannot have fresh air in the morning. This is mainly because of the poisonous smoke coming from factories, especially chemical ones. In rivers, seas and oceans, there are industrial wastes. Some factories just throw their wastes into seas or let them flow into rivers. When people drink the water from such rivers, （当我们读报纸时，我们经常遇到“污染”这个词。几十年前，这个词对人们来说并不熟悉。但现在，它对我们来说是一个严重的威胁，因为它意味着空气、海洋、河流和土地的污染，这会对我们的健康造成危害。有许多工厂给我们带来污染。我们早上不能有新鲜空气。这主要是因为工厂排放的有毒烟雾，特别是化学烟雾。在河流、海洋和海洋中，有工业废物。有些工厂直接把废物扔进海里，或者让它们流入河流。当人们饮用这些河流的水时，）

学习困难

I was born in America and stayed there for four years. But after I celebrate my four years old birthday, my parents decide to go back to China. Going back to China, I meet many difficulties. The biggest difficulty for me is to learn Chinese. Oh, god, it is so hard. There are so many Chinese and every word has many meanings. What's worse, the same pinyin may have various meanings and intonation also makes great difference. I don't know how to open my mouth. Although there are many people help me, I still feel it difficult to learn well. （我出生在美国，并在那里待了四年。但在我四岁生日后，我的父母决定回到中国。回到中国后，我遇到了很多困难。对我来说最大的困难是学习中文。哦，天哪，太难了。有这么多汉字，每个字又有许多意思。更糟糕的是，同一个拼音可能有不同的意思，而且音调也不一样，差别很大。我不知道如何开口。尽管有很多人帮助我，但我还是觉得很难学好。）

面对困难的勇气

Everyone will encounter difficulties. When faced with difficulties, some say, "I am timid and dare not face difficulties, I just run away." Others say, "I am not afraid, I dare to face difficulties and march forward." I have also encountered difficulties, and this is what I do: （每个人都会遇到困难。当遇到困难时，有人说：“我很胆小，不敢面对困难，只会逃跑。”也有人说：“我不怕，敢于面对困难，勇往直前。”我也遇到过困难，我是这样做的：）

希望这些作文能帮助你更好地理解和表达“难题”这一主题。