2023年高考英语复习原因状语从句专题练习(含答案)
一、单选题
1.I really enjoy listening to music ___ it helps me relax and takes my mind away from other cares of the day.
A.because B.before C.unless D.until
2.Try to buy less ______unnecessary shopping could become another source of pressure to the environment.
A.though B.unless C.because D.before
3.The words "protect animals" appear everywhere in books and on screens, ________ some animals are even in danger of dying out.
A.before B.until C.because D.where
4.I can't figure out why some foreigners must go out ________ staying at home is the safest way during the outbreak of the virus.
A.until B.before C.unless D.when
5.The scientist does not study nature ________ it is useful to do so. He studies it because he takes pleasure in it.
A.until B.because C.though D.unless
6.You can't use the computer now, ________ the upgrade of the system is under way.
A.until B.unless C.as D.after
7._____ gas prices are rising, people are looking for less expensive ways to get around.
A.Now that B.Even if C.Although D.Unless
8.____________ you are familiar with the author's ideas, try reading all the sections as quickly as you possible can.
A.Now that B.Ever since C.So that D.In case
9.—Do you know a new shopping mall opened in our town yesterday
—Yes. Why don't we pay a visit ________ we have time
A.until B.since C.unless D.though
10.The recent discoveries at the Sanxingdui Ruins site further confirm the theory that the pits were used for sacrificial purposes ________ many of the items found had been smashed and burned before being buried.
A.unless B.although C.when D.as
11._____ oil is an irreplaceable natural resource, we must do whatever we can in order to conserve it before we find alternative energy sources.
A.Considering that B.Even though C.Provided that D.Suppose that
12._____, there seemed little hope that the adventurer would find his way through the vast rainforest.
A.Confused by the map B.As he had been confused by the map
C.Having been confused by the map D.He had been confused by the map
13.—May I go and play with Tom this afternoon, Mum
—No. You can't go out _________your homework is being done.
A.before B.as C.until D.after
14.______ everyone can hear the speaker, there is no ________ to turn up the radio.
A.Now that; point B.Even if; poin tC.Now that; need D.Even if; need
15.I like the city, but I like the country better I have more friends there.
A.in which B.for which C.in that D.at that
16.He can't attend the party __________ he is up to his academic paper.
A.while B.when C.because D.unless
17.It's much easier to make friends ________ you have similar interests.
A.unless B.when C.even though D.so that
18.Jenny was very sad over the loss of the photos she had shot in Canada, this was a memory she especially treasured. lemon tree
A.as B.if C.when D.where
19.Human beings are different from animals ________ they can use language as a tool to communicate.
A.in which B.in that C.for that D.for which
20.I haven't talked with my friend Rose face to face for about one month, ________ she doesn't work here any longer.
A.because B.if C.until D.although
21.Hydrogen is the fundamental element of the universe it provides the building blocks from which the other elements are produced.
A.in that B.but that C.so that D.provided that
22.The old man asked Lucy to move to another chair __________he wanted to sit next to his wife.
A.although B.unless C.because D.if
二、语法填空
23.
Mike needs to go to Japanese classes in the evenings he works for a famous
Japanese company.
答案
1.A 2.C 3.C 4.D 5.B 6.C 7.A 8.A 9.B 10.D
11.A 12.B 13.B 14.C 15.C 16.C 17.B 18.A 19.B
20.A 21.A 22.C 23.because