八年级上英语语法点滴(二) 11) 使用-ing分词的几种情况 1.在进行时态中。如: He is watching TV in the room. They were dancing at nine o'clock last night. 2.在there be结构中。如: There is a boy swimming in the river. 3.在have fun/problems结构中。如: We have fun learning English this term. They had problems getting to the top of the mountain. 4.在介词后面。如: Thanks for helping me. Are you good at playing basketball. 5.在以下结构中: enjoy doing sth 乐于做某事 finish doing sth完成做某事 feel like doing sth 想要做某事 stop doing sth 停止做某事 forget doing sth 忘记做过某事 go on doing sth 继续做某事