【单选题】【消耗次数：1】
22. When a fire ______ at the National Exhibition in London, at least ten priceless paintings were completely destroyed.
①
broke off
②
broke out
③
broke down
④
broke up
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相关题目
【单选题】
When a fire____ at the National Exhibition in London, at least ten priceless paintings were completely destroyed.
①
broke off
②
broke out
③
broke down
④
broke up
【单选题】
A fire broke out at the school but the teacher were able to lead the ___________ children to safety.
①
frightened
②
frightening
③
frighten
④
fright
【单选题】
13. A fire broke out at the school but the teacher were able to lead the ___________ children to safety.
①
frightened
②
frightening
③
frighten
④
fright
【单选题】
The reason _____ he was late for the meeting is _____ his car broke down on the road.
①
why; that
②
why; because
③
that; that
④
for which; because
【单选题】
When Ann broke the dish she tried to put the ____ back together.
①
fragments
②
pieces
③
bits
④
slices
【单选题】
When Ann broke the dish she tried to put the _____back together.
①
fragments
②
pieces
③
bits
④
slices
【单选题】
The reason __he was absent from the meeting was _his car broke down on the way.
①
that; because
②
why; that
③
that; that
④
for; that
【单选题】
-I’m sorry I broke your mirror.-Oh, really? ____.
①
It’s OK with me
②
It doesnt matter
③
Don’t be sorry
④
I don’t care
随机题目
【单选题】
元素2,6,10,14按顺序依次进栈，按该栈的可能输出序列依次入队列，该队列的不可能输出序列是是（ ）。（进栈出栈可以交替进行）。
①
A．14,10,6,2
②
B．2,6,10,14
③
C．14,10,2,6
④
D．6,2,14,10
【单选题】
设有一个25阶的对称矩阵A（矩阵的第一个元素为a1,1），采用压缩存储的方式，将其下三角部分以行序为主序存储到一维数组B中（数组下标从1开始），则矩阵中元素a7,5在一维数组B中的下标是（ ）。
①
A．34
②
B．14
③
C．26
④
D．27
【单选题】
设有一个28阶的对称矩阵A（矩阵的第一个元素为a1,1），采用压缩存储的方式，将其下三角部分以行序为主序存储到一维数组B中（数组下标从1开始），则数组中第40号元素对应于矩阵中的元素是（ ）。
①
A．a10,8
②
B．a9,4
③
C．a9,5
④
D．a8,5
【单选题】
设有一个18阶的对称矩阵A，采用压缩存储的方式，将其下三角部分以行序为主序存储到一维数组B中（数组下标从1开始），则数组中第53号元素对应于矩阵中的元素是（ ）。(矩阵中的第1个元素是a1,1 ）
①
A．a8,5 ,
②
B．a10,8
③
C．a8,1,
④
D．a7,6