Unit 2We all own English.1 .Until English became important in the 20th century, peoplewho had any education spoke French. 直到 20 世纪英语变重要之前,受过教育的人都讲法语。until 意为“直到……为止”,引导时间状语从句。until引导时间状语从句时,如果主句用一般将来时,从句要用一般现在时表将来。如:I wont leave until h