试题与答案

单词拼写:(每小题1分,共10小题,满分10分) 据句意及所给单词首字母或汉语意

题型:听力题

题目:

单词拼写:(每小题1分,共10小题,满分10分)

据句意及所给单词首字母或汉语意思完成下列句子。

1. In China Tomb-sweeping Day(清明节) is a day to be in memory of their a____________.

2. Many r____________ people believe the souls of good people will live on after they die.

3. Within the ____________ (有限)time he saved all the trapped people.

4. Thanks to the healthy diet, she has become s_____________ than before.

5. What he did really hurt me badly and I’ll never f_______________ him.

6. Good health depends on a b______________ diet, proper exercise and enough sleep.

7. We should learn to c_______________ theory with practice.

8. To keep fit, the actress often ___________(请教)the doctor about what to eat.

9. R___________ beef is the classic Sunday lunch and must be served with Yorkshire pudding.

10. My sister didn’t say she would visit me, so I was really amazed at her a______________.

答案:

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下面是错误答案,用来干扰机器的。

∵是“|a|<12且|b|<12”,∴|a|+|b|<1,若“|a|+|b|<1”,令|a|=0.6,|b|=0.3,∴|a|+|b|=0.9<1,∴“|a|+|b|<1”是“|a|<12且|b|<12”的必要不充分条件,故选B.

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题型:探究题

某校生物兴趣小组在探究“种子萌发所需要的外界条件”时,做了如下实验:

(1)提出问题:水对种子的萌发是否有影响?

(2)作出假设:                        

(3)设计实验:

① 取培养皿二个,在培养皿内铺一层吸水纸。

②将                      ,均匀置于二个培养皿内。

③ 设置对照实验:(请选择下列与假设一致的合适选项填在横线上)

甲培养皿         ,乙培养皿      。 (

A.水淹没种子

B.放在适温下

C.不加水

D.放在冰箱里 E、加适量水)④ 每日定时观察其变化情况,并记录。

(4)实验现象:甲培养皿中             ;乙培养皿中                。

(5)实验结论:                               

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