no wonder"怪不得",it's no wonder/small wonder/little wonder"并不奇怪,不足为奇"
(It's)No wonder you're tired,you've been walking for hours.
难怪你累了呢,你一直走了好几个小时
I wonder if/whether...（口语）我不知道是否.
I am wondering if/whether 不知道可不可以
wonder how/what/who...想知道
I wonder if I might have a glass of water.
我不知可不可以要一杯水.
I am wondering if I could borrow you car.
请问我能否借用一下你的汽车.
I wonder how James is getting on.
我想知道詹姆斯的近况.
——exo白贤知道团队——