You can't wear a tank top two days in a row, and you can only wear your hair in a ponytail once a week.

你不能在连续的两天内穿同一件背心，你一个礼拜只能梳一次马尾辫。

youdao

I will (wear) my hair in a ponytail.

我会把我的头发梳成马尾辫。

youdao

I like to wear my hair in a ponytail.

我喜欢把我的头发绑马尾。

youdao