The people of the coral island nations are unable to do anything substantial about the pro
A.Right
B.Wrong
C.Not mentioned
A.Right
B.Wrong
C.Not mentioned
第1题
They agreed to modify their policy.
A.clarify
B.define
C.change
D.develop
第2题
Enormous sums of money have been spent on space exploration.
A.Much
B.Large
C.Small
D.Fixed
第5题
We can infer from the fifth paragraph that
A.the lidar detector can successfully forecast turbulence.
B.researchers are not sure about the effectiveness of the lidar detector,
C.passenger planes will be used in further experiments.
D.no more test flights are needed.
第6题
The turbulence detector can tell the severity of the turbulence by measuring
A.the speed of the plane.
B.the speed, of the light.
C.the number of particles in the air.
D.the changes of the particles' speed.
第7题
The forest animals haven't been affected by the smog.
A.Right
B.Wrong
C.Not mentioned
第8题
I have no alternative but to report him to the local police.
A.opinion
B.means
C.choice
D.selection
第9题
I wonder what your aim in life is.
A.symbol
B.goal
C.action
D.attitude
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!