________ deep down in the earth for thousands of years, the dead forest has rotted away and become coal.
#89907
A
Having buried
B
Being buried
C
Buried
D
To be buried
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The bell _______ the end of the period rang, _______ our heated discussion.
#90118
A
indicated; interrupting
B
indicating; interrupting
C
indicating; interrupted
D
indicated; interrupted