慢速英语:Everyday Grammar - Simple Past and Present Perfect
日期:2015-05-09
Words in This Story
simple past tense – n. the basic form of the past tense in English. It is used to describe events that finished at a specific time in the past.
present perfect tense – n. A grammatical combination of the present tense and the perfect aspect, used to express a past event that has present consequences.
unspecified – adj. not specified or particular
clarify – v. to make (something) clear or clearer: such as
duration –n. the length of time that something exists or lasts
victim – n. a person who has been attacked, injured, robbed, or killed by someone else
pale – adj. light in color
profound – adj. having or showing great knowledge or understanding
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