单项选择题


A．that
B．what
C．which
D．much
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单项选择题
We can infer from the passage that _________.
A．the company producing these drugs are going to pull from the market all their products.
B．customers don't know the results of the trail.
C．doctors are strongly against using these drugs on their patients.
D．researchers are worried about the adverse events of these drugs.
单项选择题
Why did Merck & Co. Inc. pulled Vioxx from the market this September.
A．Because they learned the results of Dr. Jeffery Draze's trail.
B．Because Vioxx has proved a useless drug in trails.
C．Because trails showed that Vioxx almost doubled the risk of heart attacks, strokes and other major adverse events.
D．Because Merck&Co. Inc. could not make any money from the drug.
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