Ⅰ.单句语法填空
1．Jumping out of airplane at ten thousand feet is quite ______ exciting experience.
【答案】 an
2．______(bury) in the newspaper，I didn't notice what was happening.
【答案】 Buried
3．It ______(strike) me that we might have made the wrong decision.
【答案】 struck
4．After the accident，who do you think will take ______ place of Susan?
【答案】 the
5．Smell the flowers before you go to sleep，and you may just end up ______ sweet dreams.
【答案】 with
6．—You must get a high income by doing that kind of job.
—Oh，my income's rather variable，but I earn 100 yuan a day ______ average.
【答案】 on
