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狀語(yǔ)從句知識(shí)點(diǎn)小結(jié),It be…since /before /when
日子如同白駒過(guò)隙，不經(jīng)意間，我們的工作又將告一段落了，我們從中吸收了不少新的知識(shí)，將過(guò)去的時(shí)間匯集成一份優(yōu)秀小結(jié)吧。那么要如何寫(xiě)呢？以下是小編幫大家整理的狀語(yǔ)從句知識(shí)點(diǎn)小結(jié),It be…since /before /when，僅供參考，歡迎大家閱讀。
1.It be +時(shí)間段+since表示自從以來(lái)有多久了，但若從句謂語(yǔ)是延續(xù)性動(dòng)詞時(shí)，則意為(多久) 不做了。
2.It be+時(shí)間段+before表示過(guò)之后才，若be是否定式，則表示沒(méi)過(guò)就。
3.It be +時(shí)間點(diǎn)+before表示在之前，時(shí)間是。
4.It be +時(shí)間點(diǎn)+when表示當(dāng)時(shí)，時(shí)間是。
It is three years since I joined the Party.我入黨有三年了。
It is three years since he lived here.他不住這里有三年了。
It will be years before we meet again.要過(guò)幾年之后我們才能重相聚。
It was not long before he came back.沒(méi)過(guò)多久他就回來(lái)了。
It was evening before they got here.他們到達(dá)這里之前就已天夜了。
It was five oclock when he got home.他回到家時(shí)已是五點(diǎn)了。(比較強(qiáng)調(diào)結(jié)構(gòu)：It was at five oclock that he got home.)
狀語(yǔ)從句知識(shí)點(diǎn)習(xí)題及答案
1.It worried her a bit _________ her hair was turning grey.
A.while B.that C.if D.for
2._________ she is a rich woman is known to all in the city.
A.X B.That C.Who D.Because
3 _________ the 2008 Olympic Games will be held in Beijing is not known yet.
A.Whenever B.If C.Whether D.That
4.The reason why I burst into tears is _________ I dont want to part with my mother.
A.that B.which C.X D.because
5.The difficulty lies _________ we have no money.
A.that B.in that C.in the fact D.in the fact that
6.They want to know _________ do to help us.
A.what can they B.how can they
C.how they can D.what they can
7._________ comes back first is supposed to win the prize.
A.Those who B.Anyone C.Whoever D.The one
8.The old gentleman never fails to help _________ is in need of his help.
A.whom B.who C.whoever D.whomever
9.I dont remember Mr.Li bought for his wife.
A.what B.when C.how D.where
10.Smith came here to look for someone, but I didnt know _________ was the one he was looking for.
A.whatever B.whomever C.who D.whom
11._________ puzzled the police especially was how the murderer died.
A.The thing B.That C.What D.Which
12.He seems different from _________ he used to be.
A.that B.which C.what D.who
13.You can depend on _________ promise he makes.
A.anything that B.which C.whatever D.whose
14._________ is worth doing well.
A.Whatever is worth doing at all B.That is worth doing at all
C.What is worth doing it at all D.Whatever is worth doing it at all
15.A mans worth lies not so much in _________ he has as in _________ he is .
A.that; what B.what; what C.that; that; D.what; that
16._________ you are the first one here.
A.It seems that as if B.It seemed that
C.It seems as if D.it seemed as though
17.It is not _________ I wont do it , _________ I cant do it.
A.what;but that B.that;but that
C.because; but what D.because; but because
18.Give it to _________ you think can do the work well.
A.who B.whoever C.whomever D.whatever
19.Is the river _________ through that town very large?
A.that flows B.flows C.that flowing D.which flowing
20.Thats the Science Museum _________ we visited last year.
A.where B.whom C.to which D.X
21.There is no child _________ love _________ parents.
A.who do not; their B.who does not ; his
C.who do not;his D.who does not;their
22.Watch the girl and her dog _________ are crossing the bridge.
A.which B.who C.they D.that
23.Who _________ knows him would believe him?
A.whom B.that C.which D.who
24.His parents wouldnt let him marry anyone _________ family was poor.
A.of whom B.whom C.of whose D.whose
25.The building _________ windows are bright at night is our school library.
A.that B.which C.whose D.of which
26.There is a mountain _________ the top is always covered with snow.
A.of that B.of which C.its D.that
27.I will hire the man _________ they say is a good English speaker.
A.who B.that C.which D.whom
28.You may stay _________ you like.
A.long B.then C.at which D.where
29.Is this museum _________ some German friends visited the day before yesterday?
A.which B.that C.where D.the one
30.Keep away from such things will do you harm.
A.as B.that C.to which D.which
31.In the dark street, there wasnt a single person _________ she could turn for help.
A.that B.who C.from whom D.to whom
32.This is the very boy _________ parents were killed in the war.
A.who B.that C.whose D.whom
33.He is my son, _________ a better son doesnt exist.
A.but B.than who C.against whom D.than whom
34._________ the professor had left, everyone looked relaxed.
A.While B.After C.Unless D.For
35.Her mother has been ill _________ she came to Beijing last year.
A.since B.for C.as D.when
參考答案：
1.B 2.B 3.C 4.A 5.D 6.D 7.C 8.C 9.A 10.C
11.C 12.C 13.C 14.A 15.B 16.C 17.D 18.B 19.A 20.D
21.B 22.D 23.B 24.D 24.C 26.B 27.A 28.D 29.D 30.A
31.D 32.C 33.D 34.B 35.A
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