We’ll finish the book -----next month .
问题描述：
We’ll finish the book -----next month .
-----next month we‘ll learn about 2000 English words.
A.at the end of,by the end of
B.in the end ,by the end of
c.by the end of,at the end of 为什么?给答案的朋友请说明一下理由,我有点混淆
答
Aby the end of到...时为止,时态应该是完成时才对,你给的句子本身就有语病,应该是By the end of next month we'll have learned about 2000 English words.at the end of 在…的最后时刻（物体的最后部分）in the en...