20秋国开管理英语 形考任务 (17)百分
64. 边学边练1.[单选题] The road system in Beijing's downtown area is being _______ to make public transportation easy and improve efficiency.
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A.built
B.designed again
C.constructed
正确答案:——B——
2.[单选题] An underground system including _______ new subway lines beneath the CBD has been operating.
A.3
B.4
C.2
正确答案:——B——
3.[单选题] The underground connection system consists of _______ level(s).
A.three
B.two
C.one
正确答案:——A——
4.[单选题] CBD stands for _______.
A.Central Business District
B.Convention on Biological Diversity
C.Chemistry and Biomedical Engineering
正确答案:————
5.[单选题] Beijing has set up _______ for people to check traffic conditions.
A.a traffic inquiry system
B.underground floor
C.traffic lights
正确答案:————
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