(), the repair in so short a time is unkno
题型:单项选择题
问题:
(), the repair in so short a time is unknown to us.
A.How they finished
B.How did they finished
C.That how they finished
D.That how did they finished
(), the repair in so short a time is unknown to us.
A.How they finished
B.How did they finished
C.That how they finished
D.That how did they finished