He has three books.改为否定句He_____ _____ three books.

I'm afraid he has kept the book for three weeks.（改写同义句）I'm afraid he ___ the book three weeks ___. Lily has three book.改为一般疑问句 He has three baseballs.(对three提问) He has three brothers.对 three提问 He has three children now he has three watches 改为疑问句 He has three pencils改为一般疑问句 He has ______(至少)three sisters has book English three she 连词组句 He has a useful book.有错吗 He has been to shanghai three times.根据 three 提问 He has three pens.(three pens) 怎么提问? Though he____ the book three times ,he hopes to read it again.A.read B.reads C.has read D.wouldD.would read The book was so difficult that he read it for three hours______he understood it.A.whenB.untilC.afterD.before请问为什么选until详细说明下.还有为什么不是that he has read it for three hoursfor应该是用完成时啊? He has a Chinese book .he has an English book改为选择疑问句 改错He has finished reading the book yesterday.He has finished reading the book yesterday. He has a new book.(一般疑问句) 是不是为：Has he a new book? 做几道反义疑问句习题1.he must have read the book,2.he has read the book,3.he has to come here early,4.he is going to see a film,5.they have been to the Great Wall,6.some of the water is not clean ,7.jim has never seen it,8.three hours ought