(4)impression (n. )印象；感想；印记→_______ (vt. ) 给……留下深刻印象→impressive (adj. ) 给人深刻印象的 (5)constant (adj. ) 时常发生的；连续不断的→__________ (adv. )不断地 (6)previous (adj. ) 在前的；早先的→__________ (adv. )先前 (7)surroundings (n. )周围的事物；环境→___________ (adj. ) 周围的→_________ (v. ) 包围

impress

constantly

previously

surrounding

surround