—Who is playing the piano in the classroom? —_______ must be Susan. She plays the piano after school every day.  
#40027
A
She
B
It
C
This
D
He
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Their stay in the park was a ___________.
#36012
A
success
B
successful
C
succeed
D
succeeded
When Peter comes, please ask him to leave a _______.
#35870
A
notice
B
message
C
sentence
D
information