I heard the news about the missing airplane MH370 ________ the morning of 8th March, 2014.
#45876
A
in
B
on
C
at
D
for
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Let’s go to the museum. Many ancient things are __________ in it.
#51148
A
display
B
on displays
C
show
D
on display
_____ end of May, we will finish _____lessons. 
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A
At the; to learn
B
At; learning
C
At the; learning
D
At; to learn