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______ by a greater demand for vegetables,farmers have built more green houses.
#97882
A
Driven
B
Being driven
C
To drive
D
Having driven
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Liu Yang became the first  woman  astronaut in China _____into space.   (    )
#89669
A
ravel
B
travelled
C
to travel
D
being travelled
He risked __________ his job to see me off.
#93534
A
Losing
B
to risk
C
being lost
D
Lost
It cost me a great deal, but I don’t regret           a year travelling around the world.
#96268
A
spend
B
to spend
C
spending
D
spent
The last one _______ will pay the bill.
#91147
A
arrive
B
arrived
C
to arrive
D
arriving
Don't leave the water ____ while you brush your teeth．
#93088
A
run
B
running
C
being run
D
to run