l新概念第一册lesson2324Whichglasses

句子单数变复数注意点一：These这些-this这个Those那些-that那个完成下面练习：例如：Thosearemydogs.1.arentmykeys.2.smymumscar.3.ismybook.4.aremybrothers.注意点二one--onesone代词可用来替代可数名词单数。-Givemeabook.-Whichone?Thisone?ones代词，替代可数名词复数。-Givemesomebooks.-Whichones?Theseones?Man:Givemeabookplease,Jane.复数：Giveussomebooksplease,Jane.Woman:Whichbook?复数：Whichbooks?Woman:This...