dùng who ,whom,which, whose 1.At the moment i am reading a book.it is very interesting 2. the sweets are delious .i bought them yesterday 3.the footbal match was very exciting .my friend played in it 4.his grandmother had a great influence on his life.she was a hard- working woman 5. the girl looked very upset . her electronic dictionary broke down.

$\textrm{1. At the moment I am reading a book which is very interesting}$

$\textrm{2. The sweets which I bought yesterday are delicious}$

$\textrm{3. The football match in which my friend played was very exciting}$
$\textrm{4. His grandmother, who was a hard-working woman, had ... his life}$

$\textrm{5. The girl whose electronic dictionary broke down looked very upset}$

-At the moment i am reading a book which is very interesting

-the sweets are delicious which i bought yesterday

-the footbal match was very exciting which my friend played in 

-his grandmother who was a hard- working woman had a great influence on his life. 

-the girl whose electronic dictionary broke down looked very upset