Richard was very strict with his two daughters,______them to compete against each other.
#97047
A
to train
B
trained
C
and trains
D
training
推荐题目
________ his lessons , he failed in the exam. 
#90060
A
Not reviewing
B
Having not reviewed
C
Not reviewed
D
Not having reviewed
Though_____ money, his parents managed to send him to university.
#94909
A
lacked
B
lacking
C
lacking of
D
lacked in
The farmers had the machine ________ all day and night.
#89235
A
work
B
working
C
worked
D
to work
The conference ______ in Beijing next week is bound to be a great success.
#98807
A
holding
B
being held
C
to hold
D
to be held