Don't____any more ,He is going to___a jokeDon't____any more ,He is going to___a jokeDon't____any more ,He is going to___a jokeA.say;speak B.speak;tell C.talk;say D.speak;talk

Don't____any more ,He is going to___a jokeDon't____any more ,He is going to___a jokeDon't____any more ,He is going to___a jokeA.say;speak B.speak;tell C.talk;say D.speak;talk
Don't____any more ,He is going to___a jokeDon't____any more ,He is going to___a joke
Don't____any more ,He is going to___a joke
A.say;speak B.speak;tell C.talk;say D.speak;talk

Don't____any more ,He is going to___a jokeDon't____any more ,He is going to___a jokeDon't____any more ,He is going to___a jokeA.say;speak B.speak;tell C.talk;say D.speak;talk
第二个空,是讲笑话的意思,用tell a joke ,是固定用法,不能用其他动词.
第一个空,填say,talk都可以,speak用法较为正式,在这里不合适.
因此选B

选B
tell a joke 讲笑话
talk 一般是与某人谈论某事