动词的固定搭配是初中英语的易错重灾区，掌握高频搭配能显著提分。
要点讲解
- enjoy/finish/practice/mind/keep/suggest + doing：He enjoys reading. 他喜欢阅读。
- want/hope/decide/plan/agree/refuse + to do：She decided to go. 她决定去。
- spend...on sth./（in）doing sth.；pay...for；cost（物）；It takes...to do：I spent 50 yuan on the book. 我花了50元买书。
- make/let/have sb. do（不带 to）；help sb.（to）do；ask/tell/want sb. to do。
- look forward to doing；be used to doing（习惯做）vs used to do（过去常常做）。
- can't help doing 忍不住做：I can't help laughing. 我忍不住笑了。
- prefer doing to doing / prefer to do rather than do：prefer tea to coffee 喜欢茶胜过咖啡。
- stop to do vs stop doing；remember to do vs remember doing。
- be busy doing；have trouble（in）doing；have fun doing。
- keep sb. from doing 阻止某人做某事；prevent sb. from doing 同上。
经典例句
- She practices playing the piano every day.
她每天练习弹钢琴。 - He spent two hours（in）finishing the work.
他花了两个小时完成这项工作。 - I'm looking forward to hearing from you.
我期待收到你的来信。
易错提醒
- 判断动词后接 to do 还是 doing 看固定搭配；look forward to/be used to/get used to 中 to 是介词，后接 doing。