omg美语：0521 OMG! 美语 Tongue Twisters!（在线收听）

Tongue twisters! 绕口令！   1) red leather yellow leather 2)How much wood would a woodchuck chuck if a woodchuck could chuck wood? 3)Peter Piper picked a peck of pickled peppers 4)She sells sea shells down by the sea shore 5)A big black bug bit a big black bear