Final answer:
The correct verb to fill in the blank is 'quedan', which means 'fit' or 'suit'.
Step-by-step explanation:
The correct verb to fill in the blank is OC. quedan. The sentence would be: '¡Los pantalones te quedan bien!' which translates to 'The pants fit you well!'. In this context, 'quedan' means 'fit' or 'suit'.
Learn more about Verb usage in Spanish