Right: There is a poster., There are four desks., There is a window., There are some pens., There is a teacher., There are three boys, Wrong: There are a window., There is a trees., There are a chair. , There is two beds., There is frigde., There a bathroom.,

3.2 there is / there are (affirmative)

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?