It’s not easy _________ me__________ finish walking a 100-kilometer trail within 48 hours.
#48509
A
of; to
B
for; to
C
of; for
D
for; for
推荐题目
I saw a strange cloud ___________ questions __________ it in the game.
#48942
A
have, in
B
with , on
C
with, in
D
has, on
—How does your father go to work?—He often goes to work __________. 
#48065
A
by a bus
B
take the bus
C
by bus
D
take bus
Let’s go home________ 6:30.     
#49084
A
at
B
for
C
in
D
as