【正文】
語言 (Language):[ 過去進行時 : be (was / were + Ving) 1 過去某個具體的時間: at 7 yesterday, this time yesterday, from 7 to 9 …… My mother was cooking dinner at 6 pm yesterday. What were you doing this time yesterday?[ K] 2由 while 引導(dǎo)在過去時間里同時進行的兩個動作 My mother was cooking dinner while my father was watching TV. 3 由 when引導(dǎo)的過去進行時 (注意:持續(xù)性動詞和短暫性動詞 ) I was listening to the music when the alarm went off. The students were playing noisily when the teacher came in. 。 18 Coco is good at danc