Ⅰ.用适当的关系词填空
1．I saw some old buildings ________ windows were all broken.
2．Students should involve themselves in community activities ________ they can gain experience for growth.
3．I am looking forward to the day ________ my daughter can read this book and know my feelings for her.
4．He returned to the small village ________ he grew up after graduating from university.
5．In our class there are 50 students，half of ________ wear glasses.
6．I'll never forget the days ________ I worked together with you.
7．I was the only person in my office ________ was invited.
8．Is this the reason ________ he refused our offer?
9．We have found such materials ________ are used in their factory.
10．Please send us all the information ________ you have about the candidate for the position.
