series ·noun (THINGS)
Definition: several things or events of the same type that come one after the other Level: B2
他在医院进行了一系列检查，但没发现任何问题。
He's had a ___series of tests at the hospital but they can't find anything wrong.
去年她在华威大学举办了一系列关于当代英国作家的讲座。
She gave a ___series of lectures at Warwick University last year on contemporary British writers.
本报告的目的是就哪些课程和其他活动应被拍摄提出一系列建议。
The aim of this report is to make a ___series of suggestions on which lessons and other activities should be filmed.