feel(v.)
触摸、感觉

例句：
The doctor felt my pulse. 
医生为我把脉。

Your hand feels cold.
你的手摸起来很冷。

I felt uncomfortable this morning. 
今天早上我感觉不舒服。

leave no stone unturned
千方百计、不遗余力

例句：
In search for his mother he left no stone unturned, and even after 20 years he still refused to believe that she was dead.
他为了寻找母亲，已经想尽了一切办法，甚至二十年以后，他仍不愿相信她已经不在人世了。

Where are you going?
你要去哪儿？

对话：
A: Hi, Alice, where are you going?
B: I'm going downtown to do some shopping.