A-A+
Lesson Three is (the most) difficult lesson (
问题详情
Lesson Three is (the most) difficult lesson, (but) it isn"t (the) most difficult lesson (in) Book Four.
A．the most
B．but
C．the
D．in
参考答案
正确答案：A
解析：本题考查逻辑语意。"第三课是很难的一课，但并不是第四册书里面最难的一课"。A项的the most改为a。
