Luyện nghe bài hát The 'r' Machine

Bert (fixing the machine): "Ha! Well, this machine knows letter comes next. I put this here..."
Ernie: "Hi there, Bert. What's that machine you're on?"
Bert: "Oh hi, Ernie. This is my latest invention, my "R" detector."
"No kidding."
Bert: "Yeah. Anytime machine hears an "R" or an "R" word, it rings a bell. I'll start it up for you now...."
(sound of starting)
Ernie: "Wow! at that machine go."
Bert: "Now if you'll just say something begins with "R"..." (bell rings)
"What was that?"
Bert: "Oh, I just said "R". (bell rings) And you say "R" (bell rings), the bell rings." (bell rings)
"Hey! You said "rings" (bell rings) which begins with "R"." (bell rings)
"Right." (bell rings)
Ernie: "Why, that's remarkable! (bell rings) Hey! (Ernie laughs) Keeheehee! That's fun. Let me tell it an "R" riddle." (bell twice)
Bert: "O.K. Just don't go too fast. I don't know happen if the machine gets going too fast."
Ernie: "O.K. Listen to this, machine: Roscoe really raised rabbits while Ruth rode the red reindeer. If rabbits raised a racket, why did Ruth's reindeer run the rabbits ragged?"
(bell 17 times)
Bert: "Hey, hey! Don't talk so fast. The machine is to smoke."
Ernie: "Well, I have one last poem here."
"Yeah, yeah, but listen.."
Ernie: "Robert rolled reddish radishes around the ring of rubber rubbish..." (The bell rings seven times and the makes a "Moooooooo!" sound)
(The machine and makes a whistling sound)
Bert: "Hey, hey, wait! Hold it!....Wait!....Now what you did!"
Ernie: "Oh my! The machine ruined."
(The bell rings and the machine another whistling sound)
"Rats!"
(The machine out a spring)