present simple - past simple, present continuous - past continuous, past simple - past perfect, present perfect - past perfect, past continuous - past perfect continuous, can - could, may - might, will - would, shall - should, past perfect - past perfect, could - could, might - might, would - would, should - should,

Jetstream Intermediate Unit 8 Backshift in Reported Speech

排行榜

快閃記憶體卡是一個開放式範本。它不會為排行榜生成分數。

視覺風格

選項

切換範本

恢復自動保存: ?