With so much work _________, they feel worried all the time.
#91106
A
doing
B
to do
C
done
D
having done
推荐题目
The girl in the photo was smiling sweetly, _____.
#91044
A
her long hair flowed in the breeze
B
her long hair was flowing in the breeze
C
her long hair flow in the breeze
D
her long hair flowing in the breeze
The answer ________ the teacher,she asked the little boy to try a second time.
#91527
A
disappointed
B
disappointing
C
being disappointed
D
having been disappointed
You have no idea how she finished the relay race ____ her foot       so much. 
#91370
A
for; wound
B
when; wounded
C
with; wounded
D
while; wound