Speaking: Grammar in Speaking B2 - Lesson 5: Using Modals for Speculation (must be, might have)
The Grammar Lab: Modals of Speculation Speculating involves making systematic, logical deductions based on the current evidence available. In professional interactions, choosing the correct modal verb allows a speaker to project an exact degree of certainty without sounding aggressive or vague. Core Structural Patterns: Present Certainty (99%): must be / can't be Present Possibility (50%): might be / could be Past Speculation: modal verb + have + past participle (V3) Please enable JavaScript to view the interactive auditory elements, stacked analysis units, and dynamic study resource generators.