What is AIDS?
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What one item must be remembered with handling a tube of blo…
What one item must be remembered with handling a tube of blood?
Which activity can spread HIV or HBV from one person to anot…
Which activity can spread HIV or HBV from one person to another outside of the laboratory?
I visited my parents last Sunday.
I visited my parents last Sunday.
She arrived at 8pm.
She arrived at 8pm.
They went skiing in Chamonix last winter.
They went skiing in Chamonix last winter.
John and Martyn went out with Daniel and Hazel.
John and Martyn went out with Daniel and Hazel.
They drink red wine.
They drink red wine.
Did they understand the movie?
Did they understand the movie?
La Sorbonne est une université.
La Sorbonne est une université.