单项选择题

Research recently conducted on the side effects of the medication ______ that it shouldnot be prescribed to diabetic patients.

A．has found
B．has been found
C．finds
D．was finding
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单项选择题
Market research shows that few consumers actually ______ prices before selecting their groceries in the store.
A．renew
B．submit
C．compare
D．collect
单项选择题
If you have any ______ about the products on display，one of our salespeople will be happy to assist you.
A．incidents
B．instances
C．inquiries
D．innovations
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