试题与答案

全玻璃真空集热管采用选择性吸收涂层作为吸热体的()材料。

题型:填空题

题目:

全玻璃真空集热管采用选择性吸收涂层作为吸热体的()材料。

答案:

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题型:选择题

现有锌粉和另一种金属组成的混合物,在6.5g该混合物中加入100g一定溶质质量分数的稀盐酸后,混合物与稀盐酸恰好完全反应,产生氢气的质量为m,下列说法正确的是(  )

A.若混合物为Zn,Mg,m可能是0.2g

B.若混合物为Zn,Fe,m等于0.2g

C.若混合物为Zn,Fe,m等于0.1g,混合物中铁的质量分数为50%

D.若混合物为Zn,Mg,则稀盐酸中溶质质量分数一定大于7.3%

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题型:阅读理解

Some families live quite far in the UK.Visiting them can either be an adventure or a chore(麻烦事).It depends on how much family members like each other.

If all goes well,kids have an exciting time.Your relatives will plan different fun activities and make you happy.Taking you to visit relatives gives your parents a chance to rest.It gives older relatives a good chance to relive the time when they had young kids.If they do not have children of their own,they get to play parent for a while.

I remember that Blackpool Pleasure Beach was the place I liked to go with my grandparents

It is an amusement park on the northwest coast.It is packed with roller coasters(过山车)and candy stalls(糖果摊).You could race small boats on a lake or scare yourself into death riding the ghost train.I had good memories of my time there.

As you get older,you suddenly become the one who must help your relatives with their kids.I have four COUSINS aged between one and eleven.They are fantastic and I really enjoy seeing them.However,it is very tiring,as they get so excited and energetic(充满活力).I fall asleep hoping they will remember our good times when they get older.

小题1:If all goes well,visiting relatives far away can be _____for kids.

A.dangerous

B.exciting

C.boring

D.hard小题2:By saying “relive the time”,the author means the old relatives enjoy______.

A.sharing old memories

B.eating lots of food

C.watching old movies

D.going out together小题3:The author feel tired after playing with his cousins because_________.

A.his cousins are funny

B.he enjoys playing with them

C.he doesn’t like children

D.his cousins have too much energy小题4:The best title for this passage is      

A.My Favorite Amusement Park

B.Fun Playing with Cousins

C.Visiting Relatives in the UK

D.Childhood Memories

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题型:单项选择题

某市对红光大厦工程建设任务进行招标。有四个建筑公司投标,为力便起见,称它们为甲、乙、丙、丁。在标底公布以前,各公司经理分别做出猜测。甲公司经理说:“我们公司最有可能会中标,其他公司不可能。”乙公司经理说:“中标的公司一定出自乙和丙两个公司之中。”丙公司经理说:“中标的若不是甲公司就是我们公司。”丁公司经理说:“如果四个公司中必有一个中标,那就非我们莫属了!”标底公开后得知,四人中只有一个人的预测成真了。
以下哪项判断最可能为真( )

A.甲公司经理猜对了,甲公司中标了
B.乙公司经理猜对了,丙公司中标了
C.乙公司和丁公司的经理都说错了
D.甲公司和乙公司的经理都说错了

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