ABecause they are not established to promote mutual benefits.
BBecause they cannot contribute to information-sharing and transparency.
CBecause they are not established in a coordinated way.
DBecause their rules are too complex to be workable.
ADevelop the capacity to search surface biosignatures on other planets.
BExplore new ways to detect green life from space.
CProbe into how retinal pigments capture energy.
DUse techniques to detect light signatures of purple.
ADevelop the capacity to search surface biosignatures on other planets.
BExplore new ways to detect green life from space.
CProbe into how retinal pigments capture energy.
DUse techniques to detect light signatures of purple.
AIt was on top of the box office for 14 days.
BIt earned US$108 million worldwide.
CIt earned 50 percent more than the production budget.
DIt stars Mark Watney, an astronaut who was thought to die on Mars.
ABecause her hosting style was too rude.
BBecause she displayed a likeness of the US president in her performance.
CBecause her mockery of the US president was political.
DBecause the way her video mocks the US president was unacceptable.
AThe United States.
BEurope.
CAfrica.
DAsia.
对
错
对
错
对
错
ATo seek business opportunities in China.
BTo build up cooperation with Chinese enterprises.
CTo enhance communication in the area of technology.
DAll of the above.
ARoad construction.
BTunnel construction.
CAircraft manufacturing.
DHigh-speed rail construction.
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