问题
选择题
Lesson Three is _____ Lesson Two, it's much more difficult. [ ]
A: not so easy as
B: easier than
C: as difficult as
D: less difficult than
答案
答案：A
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Lesson Three is _____ Lesson Two, it's much more difficult. [ ]
A: not so easy as
B: easier than
C: as difficult as
D: less difficult than
答案：A