TA的每日心情 | 开心 2019-8-21 19:27 |
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签到天数: 5 天 [LV.2]偶尔看看I
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发表于 2020-10-27 12:16:02
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以下表达都可以:# T, K" W/ G) N& l( S$ p
1 d/ I0 S( G0 ?1. soldiers must first pass a six-month advanced training8 e. e; Q0 ?* l1 ?. ]
2. soldiers must first pass a six months' advanced training1 Q% u" }0 Z* B" D) S, t" N* A6 l
3. soldiers must first pass six months of advanced training7 U% x) Q' K% W) ~, m8 n
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