He sells a book和He is sale a book,还有中文意思

He sells a book和He is sale a book,还有中文意思 He is sale a book,病句吗 a book sale 的中文意思 He is reading a book. He is sale a book是病句,错在哪里啊?为什么名词不能这样用 翻译成中文 have a book sale 英语What he wants is a book He is reading a book ( )Japanese histoy He is reading a book （ ）English. He is reading a book 变成一般将来时 He is taking and reading a book. He gave me a book which is interesting.先行词是a book A book is