When the old man saw some litter on the ground, he quickly          .
#62853
A
picked it up
B
picked up it
C
picked them up
D
picked up them.
推荐题目
Do you think a cafe is the best place ________friends?
#61409
A
to chat
B
to chat with
C
chat with
D
chatting with
My father __________ free. He can’t play with me.
#57475
A
has
B
is
C
doesn’t have
D
isn’t
Everyone in our class_____.
#61216
A
enjoystoswim
B
enjoytoswim
C
enjoysswimming
D
enjoyswimming