单项选择题

She told us briefly about how they succeeded in ______ the new product.

A．develop
B．to develop
C．developed
D．developing
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单项选择题
Life is more enjoyable to people ______are open to new ideas.
A．whose
B．whom
C．who
D．which
单项选择题
The newspaper______ two people were killed in the accident.
A．says
B．talks
C．calls
D．asks
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