* Past Tense: brushed
* Present Tense: brush (for present simple) or am/is/are brushing (for present continuous)
* Future Tense: will brush (for future simple) or will be brushing (for future continuous)
Here are some examples:
* Past Tense: She brushed her teeth before bed.
* Present Tense: I brush my hair every morning. / He is brushing his teeth right now.
* Future Tense: I will brush my hair later. / They will be brushing their teeth in the bathroom.