-----加入介词- in--- The poor man cried in the yard. 这个可怜的男人在庭院里哭了。 -----加入副词- sadly---- The poor man cried sadly in the yard. 这个可怜的男人在庭院里伤心地哭了。 -----再次加入介词- to---- Due to the poor living condition, the poor man cried sadly in the yard. 由于贫穷的居住环境,这个可怜的男人在庭院里伤心地哭了。 -----再次加入介词-with---- Due to the poor living condition, the poor man cried sadly with his wife in the yard. 由于贫穷的居住环境,这个可怜的男人在庭院里伤心地和他妻子哭了。 -----加入定从-that/标记词-- Due to the poor living condition that drives him crazy, the poor man cried sadly with his wife in the yard. 由于那贫穷的迫使他疯狂的居住环境,这个可怜的男人在庭院里伤心地和他妻子哭了。 -----加入非谓语-