on the upsurge

例句：

1. 1. The popularity ofonline shopping is on the upsurge.
   网上购物的流行度正在上升。
2. 2. Theeconomy is on the upsurge,and people are feeling more confident about theirfuture.
   经济正在上升，人们对自己的未来感到更加自信。
3. 3. The number of tourists visitingour city is on the upsurge.
   来我们城市旅游的人数正在上升。