The doctor did what he could __________ the dying man.
#50094
A
save
B
to save
C
saved
D
saving
推荐题目
The student is afraid _________ English with foreigners.
#51150
A
to practice to speak
B
to practice speaking
C
practicing speaking
D
of practicing to speak
Camels can walk a long way without __________ . 
#50538
A
to drink
B
drinks
C
drinking
D
drank
Most students hope _______well in their study.
#50687
A
doing
B
do
C
to do
D
does