It took them         time to finish the challenging task.
#71201
A
a number of
B
a lot
C
a great deal of
D
a good many
推荐题目
To be honest, every season of the year I do ___________watching tulips in Ma’an chi park.
#70121
A
pay attention to
B
play a trick on
C
do harm to
D
look forward to
All the doctors in the hospital insisted that he ______ badly wounded and that he ____ at once.
#64132
A
should be; be operated on
B
was; must be operated on
C
was; should be operated
D
was; be operated on