1. Clicking ▼&► to (un)fold the tree-labels may facilitate locating what you want to find. 2. All politics-oriented teaching videos on this website are embedded solely for the purpose of English learning. They do not necessarily indicate or represent my personal preferences or political positions. 3. This is just one of my several websites. Please click the category-tags below to go to each independent website.
網頁
▼
past tense questions that use DID
source: LearnAmericanEnglishOnline 2017年9月11日 An English teacher shows how the verb "did" is used to make questions in the past tense when two people are talking together.