It was difficult for the rich _____ a happy life.
#48476
A
to have
B
having
C
had
D
have
推荐题目
Did you finish _____your homework last night? 
#49966
A
do
B
does
C
doing
D
done
Anson is a funny boy. He often makes us          .
#48397
A
to laugh
B
laughing
C
laugh
D
laughed