Both natural and synthetic man-made rubber are of little value in their raw state.

admin2013-04-13 0

问题 Both natural and synthetic man-made rubber are of little value in their raw state.

选项

答案synthetic一／或man-made一／

解析两者都表示“人工的，非天然的”，同时使用属于语义赘述。

转载请注明原文地址:https://kaotiyun.com/show/yh4O777K

专业英语八级

相关试题推荐

随机试题

最新回复(0)