The book contains a series of graded exercises adapted to the use of beginners.
书中有一系列按难易排列的练习适于初学者应用。
Federal Graded Exercises : Grammar provides abundant practice, in easily manageable review exercises, for students to consolidate the language structures they have learned.
《联邦英文进阶练习》共计六册，是特别为亚洲人编写的文法练习，由浅入深，能加强学生对英语结构的了解与运用。
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