根据句意和所给汉语完成句子。每空一词。
【小题1】—Are you ______ (有空的) on Sunday?
—No. I’m very busy.
【小题2】Li Xin likes ______ (中国的) kung fu very much.
【小题3】I like ______ (星期三) because I have English and it’s my favorite subject.
【小题4】We have four ______ (课) in the morning.
【小题5】My favorite subject is ______ (科学). It’s interesting.