We had much difficulty __________ home in the snowstorm.
#92308
A
walked
B
walk
C
walking
D
to walk
推荐题目
—— ______ shall we have to go? —— Another five miles. 
#94946
A
How farther
B
How long
C
How far
D
How much farther
I __________get on the bus when I heard someone calling me from behind.
#92297
A
was to
B
was going to
C
would
D
was about to
It was not until the beginning of the twentieth century________to explore space.
#93086
A
did man begin
B
when man began
C
that man began
D
then man began
--Della likes dancing, but doesn't like swimming.. ----_____.
#94660
A
So does Mary
B
Neither does Mary
C
So it is with Mary
D
Nor does Mary