Communicating in English is not such a problem for immigrant families with a high educational level, because parents can at least understand what their children are saying, and have the confidence to ask when they don't understand.
用英文溝通，在知識程度較高的華人家庭，還不會構成障礙，家長們反正可以聽懂孩子們在說什麼，聽不懂也有信心去反問。