It was the chief engineer came we began the experiment.A、not until

游客2023-10-19 43

问题 It was ______ the chief engineer came ______ we began the experiment.

选项 A、not until; that
B、not until; then
C、until; that
D、until; when

答案 A

解析

转载请注明原文地址:http://tihaiku.com/zcyy/3111242.html

相关试题推荐

随机试题

最新回复(0)

It was ______ the chief engineer came ______ we began the experiment.A、not until