_________, so he is afraid of dogs .
#93517
A
Having been bitten twice
B
Bitten twice
C
After he has been bitten twice
D
He has been bitten twice
推荐题目
Not only should you get used ______ under difficult conditions but you also you pay more attention ______ your work well. 
#98934
A
to work, to do
B
to working, to doing
C
to work, to doing
D
to working, to do
       a language requires time and effort.
#95764
A
Learn
B
Learning
C
To learn
D
Being learned
Smiles around the world _____ be false, ______ other feelings like anger, fear or worry.
#95306
A
must; hide
B
must; hiding
C
can; hide
D
can; hiding
 There are many mistakes in his essay, ______ his failure.
#93818
A
which results
B
leading to
C
led to
D
that led to