单词拼写 1.One____(性质)of wood is that it can

题型:填空题

问题:

单词拼写

1.One____(性质)of wood is that it can burn.

2. Many  soldiers_______(奉献)themselves to theirmotherland.

3. The old man was_________(攻击)by heart disease.

4. She____(酬劳)her classmates for helping her with her study.

5. All the____(恐惧)and fear of that time came backto me.

6.It's always better to share your worries and troubles with your friends or_______(亲戚).

7. I can't stand some people's________(残忍) to animals.

8. He _______(乞求)me to stay.

9. Luckily, he was able to _______ (逃脱) from theburning building.

10. In their ________(主张), you should go there byyourself.

考点:单词、词组
题型:填空题
有两个导体a、b,它们的I-U图象如图所示,据此分析,正确的结论是(  )

A.导体a电阻较大

B.导体a两端的电压较大

C.导体b的电阻较大

D.流过导体b的电流较大

题型:填空题

如图所示,甲、乙两个做直线运动的物体的路程与时间图象,以下说法正确的是

[ ]

A.甲、乙两物体都做匀速直线运动

B.乙物体在0~2秒内的平均速度小于2~4秒内的平均速度

C.甲物体一定受平衡力作用

D.乙物体一定受非平衡力的作用

题型:填空题

病毒持续感染属于()

A.生理性免疫防御

B.生理性免疫稳定

C.免疫防御作用过高

D.免疫监视功能失调

E.免疫稳定功能失调

题型:填空题

世界上第一颗原子弹是()国研制出来的。

A.德国

B.英国

C.美国

题型:填空题

在起降过程中要将PACK组件的冲压空气入口挡片关闭,PACK控制器需要从哪里得到信息()

A.ECB;

B.防冰系统;

C.LGCIU2,BSCU和EIU

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