4. Rewrite the sentences with the adverbs in brackets. 1 I'll climb Mount Everest one day. (definitely) 2 John will invite Hilary to the picnic. (maybe) 3 She can't come to the party. (probably) 4 You won't pass all your exams. (perhaps) 5 He's too busy to come with us. (probably)

Rewriting Sentences with Adverbs of Possibility and Probability

We need to insert the given adverbs into the sentences to modify their meaning, indicating the degree of certainty or possibility.

Rewritten Sentences:

• 1. I'll definitely climb Mount Everest one day.
• 2. John will maybe invite Hilary to the picnic. (Alternatively: Maybe John will invite Hilary to the picnic. or John maybe will invite Hilary to the picnic. - placement can vary but usually before the main verb or at the beginning/end of the clause.)
• 3. She probably can't come to the party. (Alternatively: She can't probably come to the party. - less common)
• 4. You perhaps won't pass all your exams. (Alternatively: Perhaps you won't pass all your exams.)
• 5. He's too busy to come with us, probably. (Alternatively: He's probably too busy to come with us.)

Note on Adverb Placement: The placement of adverbs like 'maybe', 'probably', and 'perhaps' can vary. Common positions include at the beginning of the sentence, before the main verb, or after the auxiliary verb. The most natural-sounding options are provided.