我们现在正在上数学课。

We are ___having a math ___class now.

她有一只可爱的宠物狗。

She is ___having a lovely pet dog.

她最近经历了一段艰难的时期。

She's ___having a tough time recently.

我们正在餐厅享用晚餐。

We are ___having dinner at the restaurant.

我们下个月将在公园举办野餐活动。

We're ___having a picnic in the park next month.