Jiro hangi kitabı alacağım konusunda bana öğüt verdi.
- Jiro advised me on which book to buy.
Tom ve Mary hangisini satın alacakları konusunda anlaşamadılar.
- Tom and Mary couldn't agree on which one to buy.
... equations of string theory, which will allow us to calculate if it is possible to go through ...
... which in the beginning, doesn't work. ...