I will not ( ) (is) late for school next week 填什么说明理由

I will not be late for school next week.理由是will后面得接动词原形,is的原形是be
He wanted to go skiing on the holiday.理由是去干什么事,去的后面的动词得加ing
What is wrong with the picture.选wrong才是对的.理由是What's wrong with the picture?用wrong来形容物比较好.What's the matter with..一般后面是加人的.