helping
参考“have a good time ”和“have a hard time”后接“doing sth.”
此外包括“have a great time”“have a difficult time”
等形式的词组后都跟“doing sth.”
helping
参考“have a good time ”和“have a hard time”后接“doing sth.”
此外包括“have a great time”“have a difficult time”
等形式的词组后都跟“doing sth.”