例句：
Scientists have long wondered which parts of the brain are involved in musical tasks.
科學家們一直想知道大腦的哪些部分是用來處理音樂的。
I wonder why you can't credit him with the same generosity of spirit
我想知道你為什么不認為他具有同樣崇高的思想境界。
I wonder where they will take us to.
我不知道他們要把我們帶到哪里去。
I often wonder what future generations will make of our efforts.
我常常想：后代將怎樣評價我們所作出的努力。
I was wondering whether you'd like to come to a party.
不知您能否來參加聚會。