单项选择题

We should _______ when we want to glimpse inside the sun.

A．answer questions about its temperature
B．translate the sounds into images
C．know how gases inside ebb and flow
D．measure the pitch
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单项选择题
According to Asselborn, which would lay down a solid road for the lifting
A．The strategic partnership between the EU and China.
B．The dialogue in all areas.
C．The British effort to strike a deal on the EU code of conduct on arms exports.
D．The US-EU relationship.
单项选择题
Why did Jackie think Andrew was making up the story
A．She was sure Andrew was joking.
B．She had never heard about it.
C．She thought it totally impossible.
D．It had never been mentioned anywhere.
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