The last half of the nineteenth century_____the steady improvement in the means

游客2024-10-03 51

问题 The last half of the nineteenth century_____the steady improvement in the means of travel.

选项 A、is witnessed
B、was witnessed
C、witnessed
D、has witnessed

答案 C

解析题中主语“十九世纪下半叶”为过去时间，判断所述为过去发生的事，所以用过去时。

转载请注明原文地址:https://www.tihaiku.com/zcyy/3784557.html

相关试题推荐

随机试题

最新回复(0)

Thelasthalfofthenineteenthcentury_____thesteadyimprovementinthemeans