欲加强难度还请移步《地道美语听力播客（快速版）》 Rodney:Ha-ha! Did you hear what I said? Funny, right?
Samantha:Behave yourself! This is a serious and solemn occasion, not a time for levity.
Rodney:Loosen up. We have to endure two hours of this ceremony.
Samantha:It's indecent the way you're behaving.
Don't you have any sense of decorum?
Rodney:Lighten up. You're such a stick-in-the-mud.
There's nothing unseemly about cracking a few jokes when everybody here is taking themselves too seriously.
Samantha:Your problem is that you have no sense of dignity.
Don't you realize that your stupid jokes cheapen the occasion?
You're a disgrace.
Rodney:Don't get all huffy. All right, if you won't join in, I'll try to be serious.
Rodney:I would seriously like a drink. Bartender!