catch up with my classmates

问题描述:

catch up with my classmates

追上(赶上)我的同班同学。

catch up with 有两种解释:
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.
题目中的应该是第一种,意思是赶上我的同学们.