1. Scientists are trying to develop a special material, _______ they will make use of in space. A. i...
2023-01-17 23:26:00 57次 2010-2011学年浙江省高三第七次月考英语卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
1. Scientists are trying to develop
a special material, _______ they will make use of in space.
A.
it B.
that C.
what D. one
本题链接：
