---Why didn’t you arrive there until three days later? ----Beccause the heavy rain _____the diffculities of the jurney.
#54174
A
added
B
added to
C
was added
D
was added to
推荐题目
I _______ in London, but now I live in New Yorker. 
#54809
A
used to living
B
am used to living
C
used to live
D
am used to live
What _______ Tom reading ?
#61867
A
am
B
is
C
are
D
does
The girl was often heard _______ happily in her room.
#57047
A
sings
B
sing
C
singing
D
to sing