No one can walk the wire in the air without a bit of fear unless ______ very young. 
#95230
A
having trained
B
trained
C
to be trained
D
being trained
推荐题目
___ an answer from her husband, Emily decided to send him another email. 
#97875
A
Not having received
B
Having not
C
Receiving not
D
Not receiving
The picture _______ on the wall is painted by my nephew. 
#98609
A
having hung
B
hanging
C
hangs
D
being hung
She’s developing into someone who’s going to become very poor and require ______.
#97300
A
looked after
B
being looked after
C
looking after
D
to look after