单项选择题

Why scientists say no to GM cotton

A．Because the cotton was genetically modified.
B．Because the cotton was found to damage the environment.
C．Because the cotton harms the bollworm.
D．Because Monsanto dismissed the research.

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热门试题

单项选择题

It is better for parents ______.

A．to praise and encourage their children more often
B．to be hard on their children
C．to leave their children alone with nothing to do
D．to give their children as much help as possible

单项选择题

The author imply that ______.

A．The US's Monsanto agreed with the results of Chinese scientists study
B．GM cotton is an ideal crop
C．The US's Monsanto dismissed the research for its own profit
D．Cotton bollworm has no resistance to Bt cotton over time