【单选题】【消耗次数：1】
All the flights ____ because of the snowstorm, we had
to take the train instead.
①
were canceled
②
had been canceled
③
having canceled
④
having been canceled
参考答案：
复制
纠错
相关题目
【单选题】
All the flights _____because of the snowstorm, we had to take the train instead.
①
were canceled
②
had been canceled
③
having canceled
④
having been canceled
【单选题】
The match was canceled because most of the members______a match without a standard court.
①
objected to having
②
were objected to have
③
objected to have
④
were objected to having
【单选题】
Having been asked to speak at the convention __________
①
some notes were prepared for Dr. Smith
②
Smith prepared some notes
③
The convention members were pleased to hear Dr. Smith
④
Some notes were prepared by Dr. Smith
【单选题】
The snowstorm _____________ us three hours because we had to drive very slowly.
①
decided
②
deepened
③
delayed
④
detailed
【单选题】
Only when we landed______ how badly the plane had been damaged.
①
we realized
②
did we realize
③
had we realized
④
we had realized
【单选题】
The residents, _____had been damaged by the fire, were given help by the Red Cross.
①
all of their homes
②
all their homes
③
whose all homes
④
all of whose homes
【单选题】
The residents, _____had been damaged by the fire, were given help by the Red Cross.
①
all of their homes
②
all their homes
③
whose all homes
④
all of whose homes
【单选题】
If the doctor had been available, the child ____________.
①
would not die
②
could not have died
③
might not die
④
should not have died
【单选题】
When we were having a party, the host _______ the bad news.
①
was telling
②
was told
③
could tell
【单选题】
During the Second World War, once before, the U-boats had been _____ because of air attack.
①
in trouble
②
in the trouble
③
for trouble
④
within trouble
随机题目
【多选题】
以下全会名称与主要议题对应不正确的是（ ）。
①
A.三中全会——党的主要人事安排
②
B.四中全会——一般审议国民经济规划问题
③
C.五中全会——主题不固定
④
D.七中全会——一般为下一届党代会做准备
【多选题】
黄河流域生态保护和高质量发展的途径及着力点包括（）。
①
A.秉持生态文明理念；实现治理体系和治理能力的现代化
②
B.维护生态系统的自组织和自调节能力；启动“水文革命”，强化开源节流
③
C.强力推进荒漠化治理；建立流域生态补偿机制
④
D.传承创新生态文化
【多选题】
我国生物质能产业发展面临的问题和挑战有（）。
①
A.生态环保属性和扶贫惠民价值未充分体现
②
B.生物质非电领域应用优先准入保障不足
③
C.生物质非电领域应用经济激励措施不足
④
D.生物质能产业标准和监管体系有待加强
⑤
E.生物质能资源保障体系有待完善
【多选题】
努力实现碳达峰、碳中和的原因有（）。
①
A.是积极应对气候变化的必由之路
②
B.是保护治理生态环境的必由之路
③
C.是促进高质量发展的必由之路
④
D.是保障国家系统安全的必然选择
⑤
E.是提升国家形象地位的必然选择
【单选题】
（）凭借电池片、发电组件生产和光伏发电等绿色清洁的产业链优势，建成世界一流的单晶硅生产基地。
①
A.巴彦淖尔市
②
B.呼和浩特市
③
C.包头市<br/>
④
D.鄂尔多斯市