试题与答案

供电系统用户供电可靠性统计评价指标按不同电压等级分别计算，并分为主要指标和参考指标两

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题型：判断题

题目：

供电系统用户供电可靠性统计评价指标按不同电压等级分别计算，并分为主要指标和参考指标两大类。

答案：

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参考答案：D解析：考察阻塞性肺气肿的诊断依据。阻塞性肺气肿的发病主要是由于支气管炎和小气道的慢性炎症，造成肺组织弹性减退，肺泡腔持续扩大，回缩障碍，造成残气容积和残气容积占肺总量的百分比增加。因此残...

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题型：阅读理解


We provide all you need for your pet and a personal way to petcare.
   We sells kittens of different kinds.
    Free deliveries（送货）to your door!
    Ask Richard or Julie about our reliable pet sitting service.
150a Scotland Road,
Chesterton, Cambridge
Tel: 01223 566488
Open 6 days a week.
小题1: The above reading is ______.
A．a poster about kitten
B．a piece of news about GRUMPY’S
C．an advertisement on GRUMPY’S
D．a cartoon story about pets
小题2: GRUMPY ' S services are provided _________.
A．just in the shop itselfB．for six days a week
C．for freeD．by phone.
小题3: If you need pet sitting service, you _______.
A．have to go to CRUMPY'S .
B．can ask Richard or Julie about it
C．need to visit London
D．must pay first for it
小题4: Which of the following is not mentioned in the above?
A．telephone numberB．e-mail address
C．charge of deliveries.D．addresses of the pet shop
小题5:We learn that GRUMPY’S lies ________.
A．in Washington DCB．in Scotland
C．in ParisD．in Cambridge
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