热加工过程的生产装置主要有减粘裂化和()。A.催化重整 B.加氧裂化 C.蒸馏 D.

题型:单项选择题

问题:

热加工过程的生产装置主要有减粘裂化和()。

A.催化重整

B.加氧裂化

C.蒸馏

D.延迟焦化

考点:油品分析工考试油品分析工考试题库
题型:单项选择题

Mobile phones and the internet have improved our live in many ways. However, along with improvements, they have also brought a number of worrying problems.

Many car accident are caused by mobile phones. You can use many new mobile phones to get on the internet. This can be very convenient, but some drivers get on the internet while driving. Driving needs all our attention. By looking at their mobile phones and not at the road, these insensitive Drivers are a danger to us all.

Many of the dangers of the internet are well known. Children who visit websites without their parents’ permission sometimes talk to older people they don’t know and put themselves in great danger. People with blogs sometimes post embarrassing photographs of people they don’t know on their websites without permission. There are also people who use the internet to get personal information that we do not want them to have.

Mobile Phone and Internet Safety Tips

If you need to use a mobile phone with you drive use a “hands-free” phone.

In difficult driving situations such as rain or snow, do not use your phone at all.

Do not make very important phone calls while driving. They take your attention off the road.

Tell your children not to talk with anyone they do not know on the internet.

In an embarrassing situation, pay attention to people around you. People will be shy about taking your picture if they know you’re paying attention.

Refuse to give out any information personal information on the internet.

小题1:Which of these dangers of mobile phones or the Internet is Not mentioned in the passage?

A.You can have a car accident.

B.Someone can post your photograph on the internet.

C.Someone can get your personal information

D.Someone you do not know can call you.小题2: A “hands-free” mobile phone is probably a mobile phone that _____.

A.is free to use

B.can be used without your hands

C.can be used with only one hand

D.can be use only in ears小题3: What advice is given in the passage to stop someone from taking an embarrassing picture of you?

A.Pay attention to the people around you.

B.Don’t give out your personal information.

C.Use a “hands-free” mobile phone.

D.Wear your camera phone on you belt.小题4:Which is the best title of the passage?

A.Internet Problems

B.Mobile Phone and Internet Dangerous

C.The Development of Mobile Phone and Internet

D.The Advantages of Mobile Phone and Internet

题型:单项选择题

在选择商品会计软件需要考虑的诸因素中,软件是否经济是最先考虑的因素。 ( )

题型:单项选择题

空料线喷水法停炉,在降料线过程中要严格控制()温度和煤气中()的含量。

题型:单项选择题

莱菔子治咳喘痰多、胸闷兼食少,是取其什么功效()

A.清化热痰

B.健脾开胃

C.消食化积

D.降气化痰、止咳平喘

E.燥湿化痰

题型:单项选择题

以PAPS为供体的生物转化反应是

A.葡萄糖醛酸结合
B.甲基结合
C.甘氨酸结合
D.硫酸结合

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