I'm afraid that I can't make myself ___ because of my poor English. 
#94312
A
understand
B
understanding
C
to understand
D
understood
推荐题目
 ____ by high mountains, the city is infamous for air pollution. 
#90478
A
Surrounding
B
To be surrounded
C
Surrounded
D
Having surrounded
Have you realized the difficulty we have ____ the problem?
#96909
A
worked out
B
to work out
C
work out
D
working out
I turned to the beggar-looking man ________ next to me, only      that he was my ex-husband.
#90859
A
seating, to find
B
being sitting, finding
C
to sit, finding
D
seated, to find
 With the final examination ______, we are busy going over what we’ve learnt this term.
#89726
A
is approaching
B
has approached
C
approached
D
approaching