<正> Ⅲ.阅读理解:(共20小题,计40分)阅读下列短文,并做每篇后的题目,从四个选项中,选出最佳答案。Asnakeisastrangeanimal.Itwa1ksonitsribS(肋骨)andttsmells with its tongue.Sinee its teeth are sharp like needles and notgood for ehewing,It swallows(吞)its food whole.The snake,5 iawsean streteh a great deal.Its body,too·ean streteh to several timesits normal size.50 even a small snake