The element carbon is A widely B found C in nature in many forms including both diamonds D as well as coal.

admin2017-07-18  24

问题 The element carbon is A widely B found C in nature in many forms including both diamonds D as well as coal.

选项 A、 
B、 
C、 
D、 

答案D

解析 应改为and。
转载请注明原文地址:https://kaotiyun.com/show/CJiC777K
本试题收录于: 英语题库成考专升本分类
0

最新回复(0)