Fantasy_Literature-Grammar_课件1_外研版选修6
Fantasy_Literature-Grammar_课件1_外研版选修6第4页

用法3: 表示条件,多置于句首 e.g. Working hard, you will succeed.

用法4: 表示让步,多置于句首 e.g. Being poor, the old man was happy. = Though the old man was poor, he was happy.