—Did any signs come up before the earthquake? —Yes. Unusual things             all those days. For example, a number of animals got out their homes.
#99241
A
happening
B
were happening
C
has happened
D
had happened
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Prices____ all the time and no one knows when they         stable.
#101890
A
are going up; become
B
have been going up; will become
C
have gone up; will become
D
have been gone up; become