Плз ! 2.put in: who or which. 1. she returned me the book ………… i gave her yesterday. 2. do you know the student ………. has won the first prize in the competition? 3. the mother tongue is a language ……….. a child learns naturally, in his/ her family. 4. i knew a lady …………. .played tennis every day. 5. kate found a bag ……………. she liked.