My little brother is looking forward _______ to see the 2012 Olympic Games in London .
#97702
A
to taking
B
to be taken
C
being taken
D
to being taken
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I am considering ________ him tomorrow because he is considered ________ great contributions to science cause.
#88312
A
to visit;to make 
B
visiting; making
C
to visit; having made 
D
visiting; to have made
_______ their service, the workers of the hotel are active in learning English.
#97633
A
Improving
B
To improve
C
Improve
D
Having improved