Upper-Intermediate 📐 Grammar · #157 of 305

Substitution: So and Not

Replace clauses.

Examples

  • I think so.
  • I hope not.

Key rules

  • Use so after think, hope, believe, suppose, expect: I think so
  • Negative: I hope not, I don't think so
  • Do so replaces a verb phrase
  • One/ones replace nouns

Common mistakes

  • I hope so not → I hope not
  • I think not so → I don't think so
💡 Tip: Hope and be afraid use not, not don't hope so.
Practise this topic in the appPractise Upper-Intermediate quiz
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