Thefirstthing
问题详情：
The first thing ________ my brother is going to do this afternoon is to write a letter.
A. which B. that C. why D. who
【回答】
B
知识点：定语从句
题型：选择题
问题详情：
The first thing ________ my brother is going to do this afternoon is to write a letter.
A. which B. that C. why D. who
【回答】
B
知识点：定语从句
题型：选择题
