The phrase "ought to" is used in both spoken and written English to express obligation, duty, or a strong recommendation. It conveys a sense of what is morally right or advisable. Here's how it is used in both contexts:
**Spoken English:**
1. "You ought to apologize for what you said."
- In a conversation, you might use "ought to" to suggest that someone has a moral duty to apologize.
2. "He ought to study more if he wants to pass the exam."
- In spoken English, you can use it to express a strong recommendation or the advisable course of action.
**Written English:**
1. In a formal letter:
"I believe that the company ought to invest in more sustainable practices."
- In written communication, particularly in formal or business contexts, "ought to" is used to convey recommendations or obligations.
2. In an academic paper:
"Researchers ought to consider the ethical implications of their studies."
- In academic writing, it can be used to discuss moral or professional obligations.
In both spoken and written English, "ought to" is used to express a sense of what should be done based on ethical or practical considerations. It's often employed to make suggestions, give advice, or emphasize a sense of duty or responsibility.