用括号内所给单词的适当形式填空
1. Lily is tall, but Lucy is much __________ (tall).
2. Such an important problem should be discussed __________ (serious) .
3. I think the shop is __________ (close) at this time of the day.
4. Who do you think is __________ (good) actor, Jackie Chan, Xiao Shenyang or Zhao Benshan?
5. He runs the __________ (fast) in our class.
1. taller 2.seriously 3.closed 4.the best 5.fastest