S-19:stand on ceremony 太拘礼
A:I'm nervous.
A:我好紧张。
B:Don't stand on ceremony. Make yourself at home.
B:别太拘束,当在自己家一样。
A:But I'm so worried whether your parents will accept me.
A:真担心,不知道你父母会不会接受我。
B:Take it easy. I bet they will. And whatever they think of you, I'll love you the same.
B:放松点,我敢保证他们会的,再说不管他们怎么看,我都一样爱你。