【单选题】【消耗次数：1】
22. One day while Mr. King was working, he had a/an ____: his left leg was badly injured.
①
business
②
accident
③
matter
④
event
参考答案：
复制
纠错
➡️如需代学继续教育，联系微信：yizhituziang
相关题目
【单选题】
When Mr. Jones gets old, he will ____ his business to his son.
①
take over
②
hand over
③
think over
④
get over
【单选题】
Mr. Brown had hardly said a word since supper,___ had his wife.
①
either
②
or
③
nor
④
so
【单选题】
Mr. Brown had hardly said a word since supper,___ had his wife.
①
either
②
or
③
nor
④
So
【单选题】
I received his mother’ s telephone call at eleven. _____ that
he was badly hurt in an accident yesterday.
①
Then did I know
②
Only then I knew
③
Only then did I know
④
Only then knew I
【单选题】
The reason why he didn’t take the exam was _____ he had an accident on his way to the school.
①
because
②
because of
③
that
④
due to
【单选题】
— David injured his leg playing football yesterday.— Really? ______?
①
Who did that
②
Whats wrong with him
③
How did that happen
④
Why was that
【单选题】
A: David injured his leg playing football yesterday. B: Really? [填空]
①
Who did that?
②
hats wrong with him
③
How did that happen
④
Why was he so careless?
【单选题】
His mother had talked to him for two hours while he was
watching TV, but_____.
①
a little did he hear
②
little did he hear
③
little heard he
④
a little heard he
【单选题】
( ) badly she had slept she was always up early the next day.
①
No matter what
②
Whether
③
No matter how
④
How
随机题目
【简答题】
一个由基本和之积组成的公式，如果与给定的命题公式A等价，则称它是A的[填空1]
【简答题】
命题公式中的一些命题变元和一些命题变元的否定之和，称为[填空1]
【简答题】
主析取范式的因子项是[填空1]，主合取范式的因子项是[填空2]
【简答题】
一个由基本积之和组成的公式，如果与给定的命题公式A等价，则称它是A的[填空1]
【简答题】
一个命题公式的真值表是唯一的，因此一个命题公式的主析取范式也是[填空1]的。两个命题公式如果有相同的主析取范式，那么这两个命题公式是[填空2]的。
【简答题】
命题公式中的一些命题变元和一些命题变元的否定之积，称为[填空1]
【简答题】
数据库故障有什么种类，有哪些恢复技术？
【简答题】
数据库中为了避免活锁的产生通常采用[填空1]并发控制策略。
【简答题】
什么是事务，它的特性有哪些?
【简答题】
在常见的数据库故障类型中，由于天气原因造成磁盘意外损坏的数据库系统故障属于[填空1]。