CORDIAL: () A: dubious B: benevolent C: prophetic D: friendly E: biased

All that Web 2.0 really delivers is more dubious content from anonymous sources, __________ our time and __________ to our gullibility.

Even in a highly modernized country, manual work is still needed: A: expressive B: physical C: exaggerated D: dubious

He has the ______ distinction of being the only one in the class to fail the examination. A: dubious B: impressive C: remarkable D: extrinsic

Which of the following was the Masterpiece of John Steinbeck A: [A] Tortilla Flat B: Of Mice and Men C: In Dubious Battle D: The Grapes of Wrath

警察昨晚突袭俱乐部并且逮捕了几个可疑人物，据说他们与毒品交易脱不了干系。（dubious）

Even in a highly modernized country, manual work is still needed. A: expressive B: B. physical C: C. exaggerated D: dubious

Even in a highly modernized country, manual work is still needed. A: expressive B: B. physical C: C. exaggerated D. dubious

If we continue to ignore global warming, we will certainly suffer the _____ effects of climatic changes worldwide. A: dubious B: drastic C: trivial D: toxic

new security issues arise when the user may not be trusted, or the user and the owner of the host computer are mutually suspicious. A: dubious B: shifty C: susceptible D: eprobative