问题详情：
— Can you tell me _______?
—It will be built to help work out big city problems in Beijing.
A. if Xiong’an New Area will be built
B. when we will build Xiong’an New Area
C. why Xiong’an New Area will be built
D. what will happen to the people in Xiong’an New Area
【回答】
C
知识点：宾语从句
题型：选择题
