Let me (do something)

When you're offering to do something to help someone, you say "Let me ___". For example, when your friend arrives at an airport and is carrying heavy bags, you can offer to help carry them by saying:

Let me help you with those.

When you use the phrase "Let me ___", it's common to end the sentence with "for you":

Let me look that up for you.

This phrase appears in these lessons: