"They have done a good job." " ."

问题描述:

"They have done a good job." " ."
.“They have done a good job.” “ .”
 A) So they have done B) So they have
C) So have they D) So is it

选 B,这里表示“同意”或“赞成”;
“他们干得不错”.
“对,他们干得不错”.