1 . He began his career as a head football coach in 1969, _______ he was elected to lead the Oakland Raiders. (用适当的词填空)

2 . The Tang Dynasty is generally regarded as a golden chapter by people worldwide, ________ the Chinese civilization influenced many neighboring countries. (用适当的词填空)

3 . The last time they went to Scotland was in May, ___________ the weather was fine.(用适当的词填空)

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

5 . These old pictures bring to their mind the college days ________ they spent together,________ life was hard but happy. (用适当的词填空)

6 . I can’t forget those days,________we played basketball together. (用适当的词填空)

7 . I didn’t experience such an adventure until the fifth grade, ________ I was an innocent child then. (用适当的词填空)

8 . We will postpone the picnic in the park until next week, __________ the weather may be better. (用适当的词填空)