分别执行ADD AX,1和INC AX指令后,AX寄存器中将会得到同样的结果,但是在

题型:单项选择题

问题:

分别执行ADD AX,1和INC AX指令后,AX寄存器中将会得到同样的结果,但是在执行速度和占用内存空间方面存在差别,说法正确的是 ( )

A.ADD AX,1指令比INC AX指令执行速度快,而且占用较小的内存空间

B.ADD AX,1指令比INC AX指令执行速度慢,而且占用较大的内存空间

C.ADD AX,1指令比INC AX指令执行速度快,而占用的内存空间却较大

D.ADD AX,1指令比INC AX指令执行速度慢,而占用的内存空间却较小

考点:计算机等级考试PC技术三级PC技术笔试
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请从所给的四个选项中,选择最合适的一个填入问号处,使之呈现一定的规律性。()

A.

B.

C.

D.

题型:单项选择题

This is my first day in our new school. In the morning, I help my new teacher Mr. Hu put some new English textbooks into a big box. And then I carry it to the classroom. The box is very heavy.

I walk very slowly(慢) with the big heavy box in my arms.  A boy runs very fast to me. He can’t stop(停止). Oh, dear! My box drops on the floor and there are books everywhere on the floor.

'I’m very sorry.' The boy says again and again. He helps me to pick up(捡起) all the books. He then helps me to carry the books to our classroom.

Who is he? He is my classmate. His name is Jim. He comes to China with his father. He comes from England.

小题1:In the morning, I help ________to carry the box to our classroom.

A.my parents

B.my new classmate

C.my new teacher

D.my good friend Jim小题2:My box drops on the floor because________.

A.I walk very slowly with it

B.I walk very fast with it

C.Jim walks very slowly to me

D.Jim runs very fast and he can’t stop小题3:Jim is new. He is ________.

A.an American boy

B.an English boy

C.a teacher

D.a Chinese boy小题4:Later, ________ carry the box of books to our classroom.

A.Jim and I

B.Jim, Mr.Hu and

C.Mr. Hu and Jim

D.some of my classmate and I小题5:Jim and I are _________.

A.the same age

B.in the same bedroom

C.in the same class

D.Mr. Hu’s workmates

题型:单项选择题

贫血患者最常见的体征是()

A.皮肤粘膜苍白

B.舌 * * 萎缩

C.反甲

D.脾肿大

E.黄疸

题型:单项选择题

女性,28岁,妊娠8个月,转移性右下腹痛10小时,伴恶心、呕吐。查体:体温39.3℃,右肋下外有压痛,无腹肌紧张和反跳痛。血常规:白细胞10.1×109/乙中性粒细胞78%。

如果病人病情进一步加重,应该考虑( )。

A.应用黄体酮
B.继续应用抗菌药
C.局部理疗
D.行剖宫产手术,同时处理原发病灶
E.终止妊娠

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根据《安全生产法》的规定,生产安全一般事故、较大事故、重大事故、特别重大事故的划分标准由()规定

A.国家安全监督管理部门

B.各级人民政府

C.国务院

D.人民法院

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