His name was on the _____ of my tongue, but I just couldn't recall it.
#7528
A
end
B
point
C
edge
D
tip
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 I've read ________ sports news about F1 race today. 
#7125
A
two
B
pieces
C
two pieces
D
two pieces of
Always read the_______on the bottle carefully and take the right amount 0f medicine。
#7320
A
explanations
B
instructions
C
descriptions
D
introduetions