我们提前一周开始为野餐做准备。

We started our ___preparations for the picnic a week in advance.

这些草药制剂可以有效缓解轻微的胃部不适。

These herbal ___preparations can effectively relieve mild stomach discomfort.

经过几个月的复习，他对考试做好了充分准备。

After months of revision, he had completed ___preparations for the exam.