剑桥国际少儿英语:听歌学英语 Don't Exit Like Mr.Rex
（因用户网络状况的不同，打开可能需要数分钟的等待） 片名：Don't Exit Like Mr.Rex 英文： Don't Exit Like Mr.Rex Mister Ty-ran-no-saur-us Rex, You were extra excellent. Now you're extinct, and we miss you Mr.Rex. Long ago, you made your exit. Now who will be next? Mr Fox an...