Is it the rush hour now?    

现在是高峰期吗？  

Is the road ahead blocked?    

前方堵车了吗？  

There are traffic jams everywhere.    

到处都堵车。  

There's a lot of traffic on the roads.    

路上车辆很多。  

The traffic is heavy.    

路上堵车。  

How can we avoid a traffic jam?    

怎样才能避免塞车？  

We can go this way to avoid a traffic jam.    

我们可以走这条路，以免堵车。  

Let's find a road with less traffic.    

我们找一条不太拥挤的路走吧。  

The traffic's too bad today.    

今天的交通状况太差了。  

At weekend and Monday traffic is the heaviest. 

周末和星期一交通最拥挤。