When the manager came in，the workers pretended________hard on their machines.
#92334
A
to work
B
to be working
C
to have worked
D
working
推荐题目
I can’t get my car _____ on cold mornings, so I have to try ______ the radiator with some hot water.
#90715
A
run; to fill
B
running; filling
C
running; to fill
D
ran; filling
Alibaba has become China’s largest online commercial company, earning _____ a profit of 6.42 billion yuan in 2011.
#93259
A
earns
B
earning
C
earned
D
to have earned
Having been attacked by terrorists, _____.
#90216
A
doctors came to their rescue
B
the tall building collapsed
C
an emergency measure was taken
D
warnings were given to tourists
A great many visitors come to visit the church ________ the 13th century, which has brought large income to the local government.
#91672
A
dated from
B
dating from
C
which was dated from
D
which dated from
Every time he had a chance，he would talk about the great difficulty he had in the new country．
#98950
A
settled
B
settling
C
to settle
D
settle