上册

Unit One

Key to Exercises

参考译文

UnitTwo

Key to Exercises

参考译文

Unit Three

Key to Exercises

参考译文

Unit Four

Key to Exercises

参考译文

Unit Five

Key to Exercises

参考译文

Unit Six

Key to Exercises

参考译文

Unit Seven

Key to Exercises

参考译文

下册

Unit One

Key to Exercises

参考译文

UnitTwo

Key to Exercises

参考译文

UnitThree

Key to Exercises

参考译文

Unit Four

Key to Exercises

参考译文

Unit Five

Key to Exercises

参考译文

Unit Six

Key to Exercises

参考译文

Unit Seven

Key to Exercises

参考译文

自测题

Test One

Key to Test One

Test Two

Key to Test Two

Test Three

Key to Test Three

Test Four

Key to Test Four

Test Five

Key to Test Five

大学英语模拟试题

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