做某事很困难的英文怎么写

1. It's difficult to do something.

（最常用结构，"it"作形式主语）

例句：It's difficult to learn a new language.

2. Doing something is hard.

（动名词作主语）

例句：Learning Chinese characters is challenging.

3. Something is hard to do.

（形容词后接不定式）

例句：This math problem is tough to solve.

4. It's a challenge to do something.

（强调挑战性）

例句：It's a real challenge to work while studying.

其他常见说法：

选择建议：

① 日常口语多用"It's hard to..."（约70%使用频率）

② 正式写作建议用"It's challenging/difficult to...

③ 强调动作本身时用动名词结构

常见错误纠正：

× To cook is difficult

√ Cooking is difficult

√ It's difficult to cook

扩展表达：

..is an uphill battle（比喻艰苦斗争）