those children were ()their Engilsh teacher then

those children were ()their Engilsh teacher then Those children were .their English teacher then.写介词 Those children were 什么 their English teacger then.填介词 Those are their teacher改错 Some children are waiting their teacher改错 The children said to their teacher :“Would then the children ________ a parade with their parents The children are happy to see their teacher.Their teacher is What worried them most was that their children were ________ After their mother passed away,the children were left _____ Now that their children were encsonced safely,the jet-settin While the children were playing in the garden,their mother__