(a) perhaps
(b) good
(c) consciously
(d) precisely
187.adj. pertaining to the commercial center of a city
(a) downtown
(b) yearly
(c) beneficent
(d) compatible
188.adv. simply; in an unembellished manner; clearly
(a) plain
(b) smoothly
(c) tight
(d) drastically
189.adv. after all others; finally; at the end; most recently
(a) last
(b) plain
(c) entirely
(d) miserably
190.adv. sturdily; steadily; assertively; in a determined manner
(a) last
(b) firm
(c) ahead
(d) certainly
正確答案:aaab