课时作业30 Unit 5 The power of nature
Ⅰ.单项填空
1．Farmers in our village are ________ about their spring ploughing because of little rain for so long.
A．eager B．anxious
C．addicted D．confident
解析：句意：由于很长时间没有下雨了，我村的农民们对春耕深感忧虑。eager 渴望的，热切的；anxious 焦急的，忧虑的；addicted 上了瘾的；confident 确信的，自信的。
答案：B
2．Features such as height，weight and skin color________from individual to individual and from face to face.
A．change B．vary
C．alter D．convert
解析：vary from...to... 由……到……变化不定。change 改变；alter 微小的变化，不影响本质的改动；convert 把……变成……，兑换，使转变信仰。
答案：B
3．Seeing her house on fire, the woman called for help, with________clearly on her face.
A．anger B．rudeness
C．regret D．panic
解析：句意：看见她的房子失火，这个女人高声求救，脸明显带着惊慌。anger 怒火，怒气；rudeness 粗鲁；regret 懊悔，遗憾；panic 恐慌。D项符合句意。
答案：D
4．I'm planning to hold a party in the open air，but I can make no________because it depends on the weather.
