-----where has his brother been ? ------No one knows. He has returned home safely but his missing made the police _____ .
#95126
A
to puzzle
B
puzzling
C
puzzled
D
be puzzled
推荐题目
The salesman scolded the girl caught_______and let her off.
#97859
A
to have stolen
B
to be stealing
C
to steal
D
stealing
The office ordered his soldiers ________.
#93951
A
stand still
B
do not stand still
C
to not stand still
D
not to stand still
Mike’s never willing to change any of his opinions. It’s no use ______ with him.
#88364
A
to argue
B
arguing
C
argued
D
have been argued