Most insulation devices of this kind, ______ manufactured for such purposes, are

游客2025-05-07 21

问题 Most insulation devices of this kind, ______ manufactured for such purposes, are extremely expensive to install.

选项 A、that are
B、which is
C、those are
D、as are

答案 D

解析

转载请注明原文地址:https://tihaiku.com/zcyy/4065417.html

相关试题推荐

随机试题

最新回复(0)

Mostinsulationdevicesofthiskind,______manufacturedforsuchpurposes,are