单项选择题A.All sharks have teeth.B.A shark can have six rows of teeth.C.A shark can have hundreds of teeth.D.All sharks have extremely sharp teeth.
单项选择题A.The shock a businessman feels when there is no room for bargaining.B.The shock Peace Corp volunteers suffered from in Borneo.C.The shock a traveler feels in a strange environment.D.The shock Marco Polo felt in China.