The traffic in Shanghai is heavier than ( ) in Nanjing .
问题描述:
The traffic in Shanghai is heavier than ( ) in Nanjing .
A the one
B those
C that
D it
答
that 替代the traffic
因为交通是不可数的,所以不能用the one,或者those
而it 指的是上文提到的原人原事,也就是it指代的就是其本身
这里上海和南京的交通是两码事,所以不能用it