</p> 四、in/for/since0 J. `: T% j' J" P. H$ u3 P) g) f
in + 1. 时刻点
6 _6 q9 q2 I7 C8 P! D5 \ 2. 一段时间/ x) ^8 G; n# C# Z. j
for+ 1. prep. + 一段时间
3 W2 E5 M* z( O1 M6 r 2. conj. 并列连词,不能位于句首
1 b& N9 P3 \: q. d2 R( } 句子,for 句子* q. T0 }0 u/ T! Q" U) @3 N
since+1. prep., “自从”+时刻点,完成时
, k( Z5 @" v( X; i2 s 2. conj., “因为”Since +句子,句子
1 ?7 E: w$ U: K$ _* c( y4 U1 Q 3. adv., a. 与过去时共用 = ago! P6 o* y% }( ]2 j
...was...many years since ...4 s% ^& d) s" Q7 g
b. 与完成时连用,表示过去某个时间某个事件到现在
- Y, Y1 ~, L4 n+ M Tom was elected president last term, but he since has de8 w l$ K. j" ?3 j) Q( o) t. s
voted
2 D7 X7 _+ E% x5 Z. e little fo his spare time to his reponsibility.
2 x3 V# V9 w/ b: V) I0 ] 五、of 遗漏8 \( q! P% H W+ w5 f8 m+ f
多余
V) ~% \5 L! x& d9 u9 m" m 六、by: A, j2 d K8 _& i8 [
1. be done by 只要不是固定词组,就改by q6 D' ?+ c | j5 u
2. by doing 只要不是固定词组) l, r& t0 M2 x( \3 x
3. 作品by 作者* y+ h, N9 o7 E
publication by Franklin
( O4 J! z" L/ ^; b 七、固定搭配! W: K7 k' P3 S" @& g
together with = with
; D; v- z: V0 u- t' q3 G t6 v# U adv + prep = prep |