______ are chiefly derived from petroleum.

admin2004-12-30 46

问题 ______ are chiefly derived from petroleum.

选项 A、Plastics today
B、There are plastics today
C、Because today plastics today
D、Due to plastics today

答案A

解析

转载请注明原文地址:https://www.kaotiyun.com/show/psyO777K

托福（TOEFL）

相关试题推荐

随机试题

最新回复(0)