--What do you think made Celia so happy?--______ a prize in the recent competition.
#91487
A
As she won
B
Won
C
Winning
D
Because of winning
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With all the housework ________, Marty went to a movie,happy and relaxed.
#90966
A
to complete 
B
completed
C
completing
D
to be completed
Tom looked at Jenny , tears _______ his eyes, and shouted out the words ________ in his heart for years.
#91172
A
filling; having been hidden
B
filled; hidden
C
filling; hidden
D
filled; hiding
 ______, the conference began.
#91020
A
The candidates having taken their seats
B
The candidates had taken their seats
C
Taken their seats
D
Taking their seats