No. 1
M: I hear you asked Mary to marry you. Is that right?
F: How do you know that? Who was it that told you this? / Who in the world told you this?
M: It was Kana. She's very talkative, you know.
F: Oh, she always lets the cat out of the bag.
No. 2
M: I feel very nervous about the speech I'm going to make Wednesday.
F: Believe/Trust