The children lined up and walked out__________.

2023-08-04

A.in person
B.in private
C.in order
D.in progress

参考答案:C

考查介词短语辨析。句意为“学生们排成一队走出来”。in person“亲自”,in private“私下地,秘密地”,in order“按顺序”,in progress“进展”。根据句意,应该是排成一队按顺序走出来,故选C。