住在海岸附近，他们拥有两全其美：海滩生活和城市便利设施。

By living near the coast, they ___have ___the ___best ___of ___both ___worlds: beach life and city amenities.

新政策旨在为公民提供医疗和教育方面的两全其美。

The new policy aims to provide citizens with ___the ___best ___of ___both ___worlds in healthcare and education.

有了灵活的日程，她拥有两全其美，有效管理工作和个人时间。

With a flexible schedule, she ___has ___the ___best ___of ___both ___worlds, managing work and personal time effectively.