他们想让班上所有人都保守这个秘密(keep something to oneself)

问题描述:

他们想让班上所有人都保守这个秘密(keep something to oneself)

they want to let all the people in the class keep the secret just to themselves.

They wanted all the students in their class keep the secret to themselves.

they want all of the students in this class to keep the secret to themselves

they want all of the people in the class to keep the secret to themselves