Lesson four is _most difficult lesson,but it isn't _most difficult lesson in Book2.答案是the;the不小心打错了。不排除答案是错的可能。
问题描述:
Lesson four is _most difficult lesson,but it isn't _most difficult lesson in Book2.答案是the;the
不小心打错了。不排除答案是错的可能。
答
*,在没有其他定语修饰时,一定要加the
a,the 我也认为不对!