填catch
catch the train 或者是catch up the train都可以
catch up with
1.赶上
Let's hurry and catch up with the group ahead.
我们快点,赶上前面的那一伙人.
2.对...产生预期的坏影响(或恶果)
Smoking will catch up with you sooner or later.
吸烟迟早会使你受害不浅.