What is the verb phrase in sentence They can take bus to school.?

The verb phrase in the sentence "They can take the bus to school" is can take.

Here's why:

* can: This is a modal verb, which helps to express the possibility or ability to do something.

* take: This is the main verb, indicating the action of transporting oneself.

Together, "can take" forms the verb phrase that describes the action of the subject (they) in the sentence.