The Great Wall was made of stones and bricks.There are huge stones on _____ side and on the highest part.A both B all C each 选哪个?为什么?

问题描述:

The Great Wall was made of stones and bricks.There are huge stones on _____ side and on the highest part.
A both B all C each 选哪个?为什么?

C. each

因为both/all+名词复数; each +名词单数;

C.each
因为both+名词复数,表示 两者都;
all+名词复数,表示 三者以上全都
each +名词单数;
这里each+side 每一边