最佳答案:如果事情还未发生则 I will have a math lesson/class at 10:00am on Monday如果事情已经发生则 I had a
最佳答案:there is a dustbin under the bedthere is a mathmetic book on the bed
最佳答案:用第三人称?Hello,he is Mike,he has Mathes lesson at nine a.m.and English lesson at te