Acute hearing helps most animals sense the approach of thunderstorms long before

游客2024-10-04  8

问题 Acute hearing helps most animals sense the approach of thunderstorms long before people ______.[2000]

选项 A、do
B、hear
C、do them
D、hearing it

答案 A

解析 在before引导的时间状语从句中使用助动词do来代替sense the approach of thunderstorms,故选项A正确。
转载请注明原文地址:https://tihaiku.com/zcyy/3786525.html
最新回复(0)