首页
登录
职称英语
(Ever since) the world (began) nations (have difficulty) in (keeping) peace with
(Ever since) the world (began) nations (have difficulty) in (keeping) peace with
游客
2025-03-12
41
管理
问题
(Ever since) the world (began) nations (have difficulty) in (keeping) peace with their neighbors.
选项
A、Ever since
B、began
C、have difficulty
D、keeping
答案
C
解析
应改为have had difficulty。因为ever since引导句子的时候,从句用过去时,主句要用现在完成时。
转载请注明原文地址:https://tihaiku.com/zcyy/3994081.html
相关试题推荐
BecausetheUnitedStatesisnotsurroundedbymanyothernations,someAmeri-ca
RichardisAmerican,JohnisBritish—theyhavedifferent______.A、nationsB、cou
Youaretowriteinnolessthan120wordsonthetopicExaminations.Youar
BecausetheUnitedStatesisnotsurroundedbymanyothernations,someAmerican
Insolvingthedifficulty,whatreally______isourcourageandspirit.A、sensesB
ManycitiesinthesouthernpartoftheUnitedStateshavedifficulty______traff
Toovercomethedifficultytheywerefacedwith,severalcompanies______tofor
Ialwayskeepfruitinthefridge______insectsoffit.A、soastokeepingB、soas
Howcouldwepossiblythinkthatkeepinganimalsincagesinunnaturalenvir
Howcouldwepossiblythinkthatkeepinganimalsincagesinunnaturalenvir
随机试题
SunlightisagreatsourceofvitaminDinmostoftheworld.Yeta(an)【C1】_
Theintrepidfiremansavedpersonstrappedinaburningbuildingdisregardingof
ThePressConferenceI.AdvantagesofthePressConfere
批示查办是指()。A.对上级党委和本级党委领导同志重要批示落实情况的督查 B
设A、B是随机事件,P(A)=0.7,P(B)=0.5,P(A-B)=0.3,则
肾病综合征处理原则
药物氯化物检查,适宜的比浊浓度范围是A.(50~80μg)Cl/50mlB.(1
下列关于隧道内消防用水量和火灾延续时间的说法,错误的是()。A.消防用水量应按
系统性风险包括()。 A.利率风险B.经济周期性波动风险 C.购买
检举税收违法行为是检举人的自愿行为,检举人可以实名检举,也可以匿名检举。(
最新回复
(
0
)