In developed countries, farm workers _________ only a small section of the population. 
#73113
A
pick up
B
make up
C
hold up
D
keep up
推荐题目
Our headmaster spoke at the parents meeting for one hour without ________ his notes.
#69257
A
looking up
B
bringing out
C
referring to
D
learning about
She ______ to Africa to study the animals there, though her family asked her not to.
#69049
A
insisted on going
B
insisted going
C
insisted in going
D
insisted to go