thì quá khứ tiếp diễn 1.they/ play/ tennis/ 10. 30 yesterday morning ->
2 câu trả lời
They / play / tennis / `10:30` yesterday morning
`->`They were phaying tennis at `10:30` yesterday morning
Công thức: S + was / were + Ving
`1` They were playing tennis at 10.30 yesterday morning
`=>` at 10.30 yesterday morning `-` thì quá khứ tiếp diễn : S + was / were + Ving + O