____ is known to us all is that the Chin
题型:选择题
问题:
____ is known to us all is that the Chinese government has spared no efforts to protect
people from fake food.[ ]
A. As
B. It
C. That
D. What
____ is known to us all is that the Chinese government has spared no efforts to protect
people from fake food.[ ]
A. As
B. It
C. That
D. What