首页 > Whilebuildingatunnelthroughthemountain,______.[ ]A. anundergroundlakewasdiscovered B. therewasanunde
Whilebuildingatunnelthroughthemountain,______.[ ]A. anundergroundlakewasdiscovered B. therewasanunde
题目简介
Whilebuildingatunnelthroughthemountain,______.[ ]A. anundergroundlakewasdiscovered B. therewasanunde
题目详情
While building a tunnel through the mountain, ______ .
[ ]
A. an underground lake was discovered B. there was an underground lake discovered C. a lake was discovered underground D. the workers discovered an underground lake
题目简介
Whilebuildingatunnelthroughthemountain,______.[ ]A. anundergroundlakewasdiscovered B. therewasanunde
题目详情
B. there was an underground lake discovered
C. a lake was discovered underground
D. the workers discovered an underground lake
答案