When first____ to the market, these products enjoyed great success.
#95754
A
introducing
B
introduced
C
introduce
D
being introduced
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She went to the supermarket and ______ what she needed, she returned home, light-hearted.
#95883
A
bought
B
having bought
C
buying
D
to have bought
_________ computer games made his mother worried.
#91956
A
That the child was addicted to play
B
The child’s being addicted to playing
C
The child’s being addicted to play
D
What the child addicted to playing
In order to make our city green，______.
#98146
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
— Who are you going to have _______ this letter for you?— My secretary.
#94464
A
type
B
typed
C
been typed
D
been typing
We’ve had a good start, but next, more work needs _____to achieve the final success.
#94925
A
being done
B
do
C
to be done
D
to do