a series of quick-fire questions的用法和样例：
- A series of quick rattling or clicking sounds.
- The student always asks his teacher a series of questions.
- A series of provocations led up to the border war.
- He rapped out a series of curt commands.
- Her story was nothing but a series of fabrications.
- When he sees food that he likes, he bursts into a series of quick clucks and the hens gather rapidly to enjoy it.