近两年，由于多方面的原因，国际石油价格持续上涨，与石油相关的一些生产、生活用品价
题型：选择题
问题：
近两年，由于多方面的原因，国际石油价格持续上涨，与石油相关的一些生产、生活用品价格也随之上涨。下列关于石油的说法正确的是( )
A．石油的蕴藏量是无限的
B．石油是一种重要的纯净物
C．石油是一种由多种物质组成的混合物
D．石油经过干馏后的产品，可用作汽车燃料
题型：选择题
Complete the following passage with the words or phrases in the box．Each can only be used once(将下列单词或词组填入空格。每空格限填词，每词只能填一次)(共8分)
Do you know what is special about November and June in the UK? They are，possibly，the only two months with no school holidays．A newspaper did a survey among a group of student．In the survey，68 percent of the student said that their parents were at work in the school holidays．73 percent said that they were bored during the school holidays and 35 percent said they were happy to go back to school! The of the survey show that not everybody wants to have many holidays．
If you don‟t want to stay at home and get bored，go out and some interesting activities．A lot of school organize various trip during the holidays，especially when they have a one-week holiday．You have many to make．
Many school take groups of students to some training centres．There students can learn a lot from activities．For example，students learn how to make a camp in the forest．They also learn more about animals and plants．At the same time，they are taught how to find their way back to the centre．
In most town，some other centres students different courses，such as computer game design，film making and painting．Students can also for school trips．They can practice their foreign languages and experience everyday life in different cultures．