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come (on); come now; come along; here
all right; right; okay; now; here goes
well; hmm; uh; let's see; I'm not sure
here; now; there (we go); ah; oh
about that, ...; actually, ...
さあ、出かけようか。
Come on, shall we go out?
さあ、始めましょうか。
Well then, shall we begin?
さあ、それは分からないね。
Well, I don't know about that.