In human, there is a possibility of ____ such as fever and headaches if there is exposure to the virus.
A．symptoms B．circumstances C．consequences D．exhibitions
Things like electronics, glass or other ____ objects are often packed with an appropriate protective material to prevent damage.
A．flexible B．concrete C．abnormal D．fragile
Shortly after publication, the book became ____ because of the writer’s repeated use of the negative word "nigger" to refer to the black Americans.
A．universal B．conventional C．controversial D．skeptical
Nearly 200 people entered the area ______ to mine diamonds in 2000, and eventually had to be driven off by the police.
A．irregularly B．illegally C．imperfectly D．unusually
Hearing the fire alarm, she escaped____ from the office, leaving everything behind, including those important documents.
A．in public B．in panic C．in relief D．in particular
Unlike the fossil fuels of today, biofuels are renewable sources, which mean that they will not ____ easily.
A．come out B．break out C．turn out D．run out
