The boys were playing football at that time last week根据划线部分提

The boys were playing football at that time last week根据划线部分提 They（ were playing football ）at that time.(对括号部分提问） ( ) were They were playing chess at nine last night.对划线部分提问 （划线部分 pia thr boys are playing football对划线部分提问 The boys were playing the football 修改错误项 The boys in that school are better at playing football than （划线部分提问）They were playing computer games at nine last night they were playing computer games (at nine last night)对划线部分提问 we had a good time in the amusement park last week.划线部分提问（划线 the boys are playing soccer.（对划线部分提问） class5___class3 in the football team last week,for they were 英语句型转换The boys often play football on the playground.(对划线部分提