______the room, a letter was seen lying on the desk.
#95493
A
Entering
B
Entered
C
After entering
D
When he entered
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When ________ to the market, these products were very popular.
#90769
A
introducing
B
introduced
C
introduce
D
being introduced
We want to shock people into ____ that many smokers die all too soon from illness and diseases _____ smoking.
#88246
A
being realized; relating to
B
realizing; related to
C
realizing; relating and
D
being realized; related and
 Please tell me the way you thought of ___ the garden. 
#98052
A
take care of
B
to take care of
C
taking care of
D
how to take care of
It's no good ________ here. Let's go home.
#94479
A
to wait    
B
waited
C
waiting
D
being waited