试题与答案

新生儿硬肿症的可能致病因素有______、______、______、______和

题型:填空题

题目:

新生儿硬肿症的可能致病因素有______、______、______、______和______。

答案:

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下面是错误答案,用来干扰机器的。

参考答案:有限元法中,节点载荷等效移植的原则是: 基于作用于单元上的力与等效节点载荷(1 分)在任何可能的虚位移上(1 分) 的虚功都相等。(1 分)

试题推荐
题型:阅读理解
阅读理解。
    Raising pets is a popular online game among teenagers. "More than 20 of my classmates have adopted(领养) pets online." Said Wang Hui from Beijing.
    If you go to some websites, you can adopt virtual(虚拟的) pets like penguins(企鹅), chickens, dogs
and elephants. You can feed, wash, talk to and play with your pet.
    Dai Yingshuang of  Shanghai said, "It's great fun and I have also learned how to take care of others."
She usually asks her uncle to take care of her pet while she is at school.
    If you don’t feed and care for the pet, it will become unhappy and unhealthy. So raising an online pet
means spending a lot of time online. This makes many parents worried. They fear it will have a bad
influence on the children’s studies.
    Wang Zhaotong from Anhui has raised a penguin since last year. She said, "My parents know about
the penguin and think it's okay."
    If the students can keep the balance between studying and playing, it's not bad for them to "raise" pets
online.
1. Over ______ students in Wang Hui’s class have adopted pets online.
A. 10
B. 20
C. half
2. What does Dai Yingshuang think of raising pets online?
A. It's great fun.
B. It wastes time.
C. It's not interesting.
3. Which of the following is Not Right according to the passage?
A. Raising an onlie pet doesn't mean spending lots of time online.
B. If you don’t feed the pet, it will become unhappy and unhealthy.
C. Raising pets online makes many parents worried.
4. What does the underline “balance” mean?
A. 余额
B. 平衡
C. 结算
5. What does the passage mainly talk about?
A. It's bad to raise pets online.
B. How to raise pets online.
C. Raising pets online is popular among teenagers.

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