A <img width="184" height="26" src="https://www.beizhujiaoyu.com/uploads/202208/20211214114623_7608.jpg" /> B <img width="111" height="26" src="https://www.beizhujiaoyu.com/uploads/202208/20211214114624_1995.jpg" /> C <img width="205" height="26" src="https://www.beizhujiaoyu.com/uploads/202208/20211214114626_0098.jpg" /> D <img width="269" height="25" src="https://www.beizhujiaoyu.com/uploads/202208/20211214114626_4473.jpg" />

A 代詞，這 B 連詞，取消句子獨立性 C 連詞，的 D 連詞，……的時候

A <img width="468" height="19" src="https://www.beizhujiaoyu.com/uploads/202208/20211214114049_8364.jpg" /> B <img width="299" height="20" src="https://www.beizhujiaoyu.com/uploads/202208/20211214114051_0396.jpg" /> C <img width="322" height="23" src="https://www.beizhujiaoyu.com/uploads/202208/20211214114051_9770.jpg" /> D <img width="216" height="23" src="https://www.beizhujiaoyu.com/uploads/202208/20211214114053_1500.jpg" />

A 其自桓叔以下。 B 其如是，熟能御之? C 北風其涼，雨雪其雱。 D 他日歸，則有饋其兄生鵝者。