【单选题】【消耗次数：1】
在单核CPU的计算机系统中，同一时刻只能运行____指令。
①
一条
②
两条
③
八条
④
无限制
参考答案：
复制
纠错
相关题目
【单选题】
下列关于计算机病毒的叙述中，正确的一条是（ ）。
①
反病毒软件可以查、杀任何种类的病毒
②
计算机病毒是一种被破坏了的程序
③
反病毒软件必须随着新病毒的出现而升级，提高查、杀病毒的功能
④
感染过计算机病毒的计算机具有对该病毒的免疫性
随机题目
【单选题】
The sports meeting was put off till the next week ______ rain.
①
in spite of
②
so
③
because
④
because of
【单选题】
I have the complacent feeling ______ I’m highly intelligent.
①
what
②
which
③
that
④
this
【单选题】
It was not until he arrived in class _____ realized he had forgotten his book.
①
when he
②
that he
③
and he
④
he
【判断题】
判断线上的内容是否正确：The teachers tried to __convince____ these students that they could solve the complicated problem, however, they just didn’t see the point.
①
正确
②
错误
【判断题】
判断线上的内容是否正确：For ten years the Greeks ___surrounded___ the city of Troy to separate it from the outside.
①
正确
②
错误
【单选题】
After the Minister of Education had finished speaking at the press conference, he was made ______ all sorts of awkward questions.
①
answer
②
answering
③
answered
④
to answer
【单选题】
The medicine is on sale everywhere．You can get it at _______ chemists．
①
each
②
some
③
certain
④
any
【单选题】
Medical research has shown that the widespread use of cigarettes contributes ___ the increaseof cancers.
①
to
②
for
③
with
④
towards
【单选题】
I _____ the right to appeal to higher authorities.
①
conserve
②
reserve
③
store
④
remain