_____ many times, but he still couldn't understand it.
#98333
A
Having been told
B
Though he had been told
C
He had been told
D
Having told
推荐题目
Some medicine, when wrongly____,can kill a person.
#96960
A
take
B
taking
C
Taken
D
to take
 After the flood, there were hundreds of homeless people that needed _____.
#97110
A
rescued
B
being rescued
C
to rescue
D
to be rescued
— I regret _______ you that you failed the exam.  — How I regret _______ so much time playing computer games. 
#95458
A
telling; wasting
B
telling; to waste
C
to tell; wasting
D
to tell; to waste
 The witnesses ______ by the police just now gave very different descriptions of the fight.
#90208
A
questioned
B
being questioned
C
to be questioned
D
having questioned