I'm pretty sure the book you recommended exceeded my expectations.
難易度：高（10語）
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I'm pretty sure the room I thought I'd booked wasn't reserved.
I'm pretty sure the plan we made fell apart halfway.
I'm pretty sure the method she chose turned out to be the fastest.
I'm pretty sure the issue she was dealing with was more serious than I thought.
I'm pretty sure it didn't produce the results I'd hoped for.
I'm pretty sure the first estimate he gave was too high.
I'm pretty sure what he claimed had no basis.
I'm pretty sure the materials I requested still haven't arrived.
I'm pretty sure what you were worried about was nothing.
I'm pretty sure things went exactly as you said.
I'm pretty sure they won't make the deadline they promised.
I'm pretty sure the business he recently started is doing well.