We see lightening (before we hear) the thunder it (causes) because sound travels

游客2025-03-17  4

问题 We see lightening (before we hear) the thunder it (causes) because sound travels (more slowly) than (light is).

选项 A、before we hear
B、causes
C、more slowly
D、light is

答案 D

解析 比较级前面是实义动词travel,后面应该用does代替
转载请注明原文地址:https://tihaiku.com/zcyy/4000944.html
最新回复(0)