I'd think we'd be able to tell.濕了就該換了呀
be able to會; 能
He stepped up so as to be able to speak.
為看得更清楚,他上到高處。
They appear to be able to handle the problem.
他們似乎可以處理這個問題。
Hanging out with her...和她一起玩
hang out閑逛
We often hang out with our friends.
我們經常同朋友一起去閑逛。
My sister often hung out in the biggest shopping mall.
我姐姐經常在最大的那家百貨商場閑逛。