We are looking forward to________a chance to watch the opening ceremony of the London 2012 Olympic Games.
#94382
A
give
B
be given
C
being given
D
giving
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______ to reach them on the phone, we sent an email instead.
#92649
A
Fail
B
Failed
C
To fail
D
Having failed
In order to make our city green, _______. 
#98611
A
it is necessary to have planted more trees
B
many more trees need to plant
C
our city needs more trees
D
we must plant more trees
They won’t let their teacher _______ in that way. 
#98778
A
to be treated
B
being treated
C
treated
D
be treated