im reading a book是什么意思

im reading a book是什么意思 I finished reading a book last night.这是什么时态? ls he reading a book?yes,后面是什么 she is reading a book对reading a book提问 she isn't reading a book.和She doesn't read a book.区别是什么? reading a book怎样造句 He is reading a book. finish reading a book意思... reading a book怎么读 I am reading a book .对reading提问 英语翻译I am reading a book loudly. Is the girl reading a book? Are you reading a book?否定回答 I am reading a book改为疑问句 l reading a story book,改错 He is taking and reading a book. He is reading a book 变成一般将来时 I reading a Chinese book 改错