初二下英语习题求解答原因,速!

问题描述:

初二下英语习题求解答原因,速!
1.If you like riding a bike ,don't ride in the middle of the road or run _______red traffic lights.为什么选though而不选across,顺便说一下两者的区别.
2.when it is full ,don't try to get inside _______youmay fall off.为什么这里是or不是and.

across是介词,有“横跨,横穿,穿越”之意. 如,The Great Green Wall is across the northwest of China.绿色长城横跨中国西北.across与go/walk等动词连用表示“穿过,越过,横穿”的意思.表示从物体表面经过.例如,Go ac...