A3 ; Combine sentences using ; where,when,or which 14.I never forget the park . We met each other for the first time at this park. 15.I do not know the reason . She left school for it. 16.We have not decided the day . I'll go to London on that day. 17.Our school has a good laboratory . The students practice chemistry in the laboratory. 18.Our school has a good laboratory . Mr John designed it in 2000. 19.7;30 is the time . My plane will arrive then. 20.I love my parents' house . I was born in that house. 21.The book is a telephone directory . We can look up tel number in this book. 22.We first met in 1945 . The revolution took place then. 23.This is the house . We have lived there for five years. 24.We often visit our friends in Brostol . It is only 30 miles away.

4. I never forget the park. We met each other for the first time at this park.
I never forget the park where we met each other for the first time

5 I do not know the reason . She left school for it

=> I do not know the reason for which she left school

6. We have not decided the day . I’ll go to london on that day

=>We have not decided the day when I’ll go to london

7. Our school has a good laboratory . The students practice chemistry in the laboratory

=>Our school has a good laboratory where the students practice chemistry

8. Our school has a good laboratory . Mr John designed it in 2000

=>Our school has a good laboratory where Mr John designed it in 2000

9. 7:30 is the time . My plane will arrive then

=>7:30 is the time when my plane will arrive

10 I love my parents’s house . I was born in that house

=>I love my parents’s house where I was born

22.We first met in 1945 . The revolution took place then.

=>We first met in 1945 when the revolution took place