They decided to change the material ___ so that the model plane w_英语解答

They decided to change the material ___ so that the model plane will endure higher temperature.
A.used B.being used C.using D.having used
请说明理由谢谢

人气：246 ℃　时间：2020-07-11 06:37:13

解答

B
他们决定改变正在使用的材料以便使飞机模型激起更高的热潮.
being used做material的定语指现在飞机模型所用的材料材料只能被用于,所以要用被动语态