首页
登录
职称英语
Most environmental problems exist because adequate measures for preventing them
Most environmental problems exist because adequate measures for preventing them
游客
2024-11-01
30
管理
问题
Most environmental problems exist because adequate measures for preventing them _________ taken in the past.
选项
A、was not
B、were not
C、were not being
D、being not
答案
B
解析
被动语态的时态、数、性的一致,主要由助动词来表示,要注意它们与主语的一致。此处从句的主语measures是复数,因此选择答案B。
转载请注明原文地址:https://tihaiku.com/zcyy/3825923.html
相关试题推荐
Inlargecities,manymeasureshavebeentakenagainst______dreiving.A、drinking
Brazil’sEnvironmentalMinistrysays______.[br][originaltext]Brazil’sE
Brazil’sEnvironmentalMinistrysays______.[originaltext]Brazil’sEnviron
Nancybecameataxidriverbecause[br][originaltext]Interviewer:Hello,Nancy
Nancybecameataxidriverbecause[br][originaltext]Interviewer:Hello,Nancy
Maggietiptoedoverandtooktheclockawaybecauseshehatedtohear______it
OldFreddoessomethingstupidbecause[originaltext]F:Wouldyoupleasedescri
Mostenvironmentalproblemsexistbecauseadequatemeasuresforpreventingthem
Toprovetheirtheories,scientistsmust______anadequateamountofdataasev
Ourcountryistryingto______theseriousproblemscreatedbytheenvironment
随机试题
Bypromotingmoreevenincomedistributioninadevelopingcountry,alowerbirt
Injustthreeyears,theNethasgonefromaplaygroundforthelocalpeopleto
[originaltext]F:Didn’tBreegoshoppingwithyouyesterday?M:Evenifshehad
Alanguagelessonplanusuallyhasthef
某小学从小学一年级开始抓分数,并把分数作为评定三好学生的唯一标准,把各种平均分数
1995-71.从某,男,22岁身发疮痍,甚者溃烂已一年,久治不效。近一周眼睑
加拿大医生潘菲尔德用电刺激法研究颞叶时发现,微弱的电刺激能使病人回忆起童年时的
下列关于表见代理的表述正确的有()。A.属于无权代理的情形 B.相对人主观上
建设工程组织非节奏流水施工的特点有( )。A.流水步距等于流水节拍的最大公约数
根据《标准施工招标文件》通用合同条款,关于工程进度款支付的说法,正确的有()。
最新回复
(
0
)