I'm having lunch.( 对havinglunch提问)

I'm having lunch.( 对havinglunch提问) I have lunch .还是 I having lunch.哪个对 I'm having a science lesson.(对画线部分提问) 1.They are having lunch now.(对having lunch提问） she ,s having lunch 对后一个单词提问 I'm having my lunch改为一般过去式 l' m having lunch (画线在having lunch） 英语翻译I have only a moon cake for lunch.（对划线部分提问）划线的是：only a m I have had lunch at school.对at school提问 I have had lunch at school 对have had提问 I am having a science lessson (对画线部分提问 改为一般过去时⒈I'm having my lunch.2.He goes to school on foot.