1 . We will put off the picnic in the park until next week, ________ the weather may be better. (用适当的词填空)

2 . There is usually an interval between the first half and the second half of the football match, ________ coaches can instruct the players how to play.

A．when

B．which

C．what

D．where

3 . A terrible earthquake happened in that district at the end of 2004, ________ many people all over the world visited there.

4 . It was an exciting moment for these football fans this year, ________ for the first time in years their team won the World Cup.

5 . 这个慈善项目始于两年前，当时玛丽刚刚辞去工作，希望找到一个能实现自己梦想的机 会。（when)

7 . The book was written in 1946, since____ the education system has witnessed great changes.

8 . 每年十一月的第四个礼拜四是感恩节，这天纽约市有游行活动。(fall定语从句)

9 . 一个新建的公园将对公众开放，在那儿你们会玩得非常开心。（where）
A newly-built park will open to the public，_________________________________________.

10 . 互联网的时代，便捷和风险共生，唯有创新，方能在虚拟空间拥有更多获得感和感全感。（unless）