题目：
If we________develop the world successfully, we must make sure that everyone is able to take part in the new world we create.
A．are about to
B．are going to
C．are to
D．will
答案：
答案：C
If we________develop the world successfully, we must make sure that everyone is able to take part in the new world we create.
A．are about to
B．are going to
C．are to
D．will
答案：C
