Charles did what he could _____ the servant, although he himself was in danger.
#98580
A
rescue
B
rescued
C
to rescue
D
rescuing
推荐题目
My uncle has given up _________. He looks very healthy now.
#96316
A
smoke
B
smoked
C
to smoke
D
smoking
It seems you need to apologize quickly ______ a good friend. 
#95570
A
avoiding to lose
B
to avoid losing
C
avoiding losing
D
to avoid to lose