1. Nitric acid is a colorless _______ liquid with a sharp choking odor, and therefore requires to be _______ stored in tightly-stoppered glass bottles to prevent the fumes from escaping.   volatile..prudently   viscous..occasionally   homogeneous..particularly   acerbic..instantly   viscid..unwittingly   Hint Hint       2. The computers on the desks is an _______ in that movie because computers did not exist during that period.   euphemism   anachronism   innovation   ambivalence   enigma   Hint       3. She was _______ success having worked for the sheer joy of the upliftment of the downtrodden rather than any recognition or profit.   obsessed by   indifferent to   dominated by   accused of   destined for   Hint       4. The new government has vowed to _______ all traces of poverty in the underdeveloped country.   exacerbate   eradicate   exculpate   exonerate   extricate   Hint       5. Although he was very strict with the students in the classroom, his envious colleagues were under the impression that the students _______ him because of his _______.   adored..ingenuousness   deplored..ingenuity   revered..leniency   extolled..insolence   derided..indolence   Hint       6. The surgeon indicated that he required the results of the biopsy to determine whether the tumor was _______ or benign.   malleable   malignant   malicious   malodorous   maladroit   Hint       7. If your _______ sense is very acute, you may be blindfolded and still be able to recognize materials merely by sniffing.   iridescent   evanescent   clairvoyant   ophthalmic   olfactory   Hint