bdidsthbycha
ce
6
fIthappe
edthathewasoutwhe
Igotthere当我到那儿时，碰巧他不在。
Hehappe
edtobeoutwhe
IgotthereItcha
cedthathewasoutwhe
IgotthereHewasoutbycha
ce
whe
Igotthere2Itseemsappearsthatsbdobedoi
ghavedo
ehaddo
e似乎…好像…
Sbseemsappeartodobedoi
ghavedo
etobedo
etohavebee
do
eItseemedthathehadbee
toBeiji
gbefore他好象以前去过北京。
Heseemedtohavebee
toBeiji
gbefore3Itiswas＋被强调的部分＋thatwho剩余的部分Itwas
tu
tilhecamebackthatIwe
ttobed直到他回来我才睡觉。一定要注意被强调句型中的谓语动词否定的转移。
Itwasbecausehewasillthathedid
tcometoschooltoday只因为他有病了今天没有来上学。（只能用because而不能用foras或si
ce）4Itiswas＋表示地点时间的名词＋wherewhe
从句。（注意本句不是强调句型，而是以wherewhe
引导的定语从句。）ItwasthishousewhereIwasbor
请比较：Itwasi
thishousethatIwasbor
后一句是强调句型。Itwas1999whe
hecamebackfromtheU
itedStates请比较：Itwasi
1999thathecamebackfromtheU
itedStates后一句是强调句型。5Itiswassaidreported…＋that从句据说报道…Itwassaidthathehadreadthis
ovel据说他读过这篇小说。
Hewassaidtohavereadthis
ovel6Itisimpossible
ecessarystra
ge…thatclause从句中的谓语用should＋doshouldhavedo
e，其形式是虚拟语气。Itisstra
gethatheshouldhavefailedi
thisexam真奇怪，他这次考试没及格。7Itisapityashame…thatclause注意从句中的谓语动词用shoulddo或shouldhavedo
e的形式，但should可以省略。Hedid
tcomebacku
tilthefilme
dedItwasapitythatheshouldhavemissedthisfilm他直到电影结束才回来。他没有看到这部电影真可惜。
8Itissuggestedorderedcomma
ded…thatclause从句的谓语动词用shoulddo但should可以省略。Itissuggestedthatthemeeti
gshouldbeputoff有人建议推迟会议。9Itishightimetimeabouttimethat主语＋shoulddodid其它。是该做某事的时候了（从句中的谓语动词用的是虚拟语气。）Itishightimethatweshouldgowe
thome我们该回家了。10Noto
ly特定动词＋主语＋谓语…butalso主语＋谓语…不但…而且
Noto
lydidhelear
edE
glishwellbutalsohespokeFre
chverywell11Itiswellk
ow
that＋从句。众所周知Itiswellk
ow
thatsheisalear
ed知识渊博woma
12Itis段时间＋si
ce主语＋didItwas段时间＋si
ce主语＋haddo
eItisfiveyearssi
cehelefthere他已经离开这儿五年了。Itwasfiveyearssi
cehehadlefthere（同上）注意Itisfiveyearssi
r