考试As civilization__,more n more people have realized the importance of preserving rareanimals.A.stretches B.expands C.extends D.spreads

问题描述:

考试As civilization__,more n more people have realized the importance of preserving rare
animals.A.stretches B.expands C.extends D.spreads

Dexpand主要是扩大、膨胀的意思
spread主要是蔓延的意思,要搭配out才能表示张开、伸长扩延的意思
extend有尽可能伸开身体某部分的意思
stretch主要是拉长、伸长、延伸的意思