Your friend is put on trial and you are called to testify. (Para. 3)
A、Your friend is being questioned in court and the court phoned you to testify.
B、Your friend is being questioned in court and you are summoned to give evidence.
全新版大学进阶英语：综合教程第二册

章节列表

Unit 01 Living Green53Unit 02 Tales of True Love53Unit 03 Friendship53Unit 04 Study Abroad53Unit 05 Pioneers of Flight54Unit 06 Maker Movement in China54