Mr Green has fewer books than Mrs Green.这句话对吗?为什么

Mr Green has fewer books than Mrs Green.这句话对吗?为什么 Mr.Green has four books.Mrs.Green has six books.=Mr.Green ha Mr.Green has four books,Mrs. White has six books MR Green ,this is MRS Mary Brown这句话对吗 Mr Green has four English books.Mrs Green has six English bo Mr.green has four English books ,Mrs.Green has six English b Mr Green has four English books,Mrs Green has six English bo Mr Green has four English books.Mrs Green has six English Mr Green has for English books.Mrs Green has six English boo Mr.Green has four English books.Mrs.Green has six English bo 英语问题、、Mr Green has four English books.Mrs Green has six Engl Mr Green has four English books.Mrs Green has six Engilsh bo