since的用法Last year,Beijing Youth Daily reported that the numb
since的用法
Last year,Beijing Youth Daily reported that the number of visitors to Beijing____(fall ) 50 percent since January.
SINCE不是用现在完成时吗，可是答案是HAD FALLEN，为甚么？
Last year,Beijing Youth Daily reported that the number of visitors to Beijing____(fall ) 50 percent since January.
SINCE不是用现在完成时吗，可是答案是HAD FALLEN，为甚么？
jingkecike1 幼苗
共回答了23个问题采纳率：91.3% 举报
since的用法：译作“自从…以来”
(1)接时间点：如 I have stayed in that country since 1995. 要求：谓v.用现在完成时，而且须是延续性动词。
(2)接一段时间 + ago：如 They have lived in that house since two years ago. 要求：谓v.用现在完成时，而且须是延续...
(1)接时间点：如 I have stayed in that country since 1995. 要求：谓v.用现在完成时，而且须是延续性动词。
(2)接一段时间 + ago：如 They have lived in that house since two years ago. 要求：谓v.用现在完成时，而且须是延续...
1年前
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