If the temperature of the furnace______200 degrees higher, meltdown would have o

游客2024-10-16 36

问题 If the temperature of the furnace______200 degrees higher, meltdown would have occurred.

选项 A、was
B、had been
C、was being
D、had

答案 B

解析

转载请注明原文地址:https://tihaiku.com/zcyy/3803649.html

相关试题推荐

随机试题

最新回复(0)

______withsteamengines,turbineshavemuchhigherefficiency.A、ComparedB、Whi