past simple帮帮忙哦!
past simple
simple past/ past progressive
simple past&past continue tense
past simple神马意思
Simple past tense
Past Simple Tense
Simple present tense转换Simple past tense
use the past simple and the past perfect simple
present simple,present continuous ,past simple ,past continu
simple past 具体看下面
talking 的simple past tense
simple past tense 是什麼意思?