(1) 一般情况用It is (was)…that (who)…,指人时,用who;指物时,用that。
( I" T ]1 H4 l6 \ 我们分别可以强调主语、宾语、表语、时间状语和地点状语等。如: 8 t' t$ j* q) e
He read three books in the library yesterday.(正常句子)
& U' J: \" d( I) ] It was he who read three books in the library yesterday.(强调主语)
. g# R& e Q$ L9 C; ]% p It was three books that he read in the library yesterday.(强调宾语)
8 R, U. Q1 @: b6 N; t! k" ^ It was in the library that he read three books yesterday.(强调地点状语)
3 S9 V3 R/ y; R& ?- a8 `8 D/ B" l (2) 强调状语或定语时,只用that,不用when、where,如:
1 |8 H; L( F% M% m, t. U' [ It is at 5 o’clock that the train will arrive. " k2 i4 {' X& G
(3) 被强调的部分是主语时,注意句子的谓语动词和被强调的主语保持一致。如: $ `' M4 w3 \& Z
It is he who is late.
3 X" h6 Z# x, h4 B+ z It is they who were late.
- k6 x) K2 e" ?5 u2 t( F8 n1 c+ [ (4) 一般疑问句的强调句为“Is (was) it + that…?”;特殊疑问句为:“特殊疑问词+ is (was) +it +that…?”结构。如: - h- @/ y2 Z- |( G
Was it ten years ago that his father died?(他的父亲是十年前去世的吗?)
$ P1 I" R' `4 o+ T! W* w When is it that you will set off?(你到底什么时候出发?) ' ]" m5 ~- i u- r$ q6 s! {
(5)“not…until…”句型的强调结构为“It is not until…that…”应注意把否定词not转移到until前面。如: # y5 T" X# |& |) r+ m. s
I didn’t go home until the rain stopped.(直到雨停了我才回家)。 1 M" X( D5 D: ]. n
强调句为:It was not until the rain stopped that I went home. 4 p- o, X- z/ X# x
I didn’t know the news until yesterday.(直到昨天我才知道那个消息) + S: U4 Y1 h3 x2 K: ?# g/ n; z
强调句为:It was not until yesterday that I knew the news. |